[bouffalolab] reduce ci build targets (#36006)

diff --git a/.github/workflows/examples-bouffalolab.yaml b/.github/workflows/examples-bouffalolab.yaml
index 9a69898..9a51b61 100644
--- a/.github/workflows/examples-bouffalolab.yaml
+++ b/.github/workflows/examples-bouffalolab.yaml
@@ -58,25 +58,15 @@
         run: |
           ./scripts/run_in_build_env.sh \
             "./scripts/build/build_examples.py \
-              --target bouffalolab-bl602dk-light-easyflash \
-              --target bouffalolab-bl602dk-light-mfd-littlefs \
-              --target bouffalolab-bl602dk-light-rpc-115200-littlefs \
+              --target bouffalolab-bl602dk-light-mfd-littlefs-rpc-115200 \
               build \
               --copy-artifacts-to out/artifacts \
             "
       - name: Prepare some bloat report from the previous builds
         run: |
           .environment/pigweed-venv/bin/python3 scripts/tools/memory/gh_sizes.py \
-              bl602 bl602 lighting-app \
-              out/artifacts/bouffalolab-bl602dk-light-easyflash/chip-bl602-lighting-example.out \
-              /tmp/bloat_reports/
-          .environment/pigweed-venv/bin/python3 scripts/tools/memory/gh_sizes.py \
-              bl602 bl602+mfd lighting-app \
-              out/artifacts/bouffalolab-bl602dk-light-mfd-littlefs/chip-bl602-lighting-example.out \
-              /tmp/bloat_reports/
-          .environment/pigweed-venv/bin/python3 scripts/tools/memory/gh_sizes.py \
-              bl602 bl602+rpc lighting-app \
-              out/artifacts/bouffalolab-bl602dk-light-rpc-115200-littlefs/chip-bl602-lighting-example.out \
+              bl602 bl602+mfd+littlefs+rpc lighting-app \
+              out/artifacts/bouffalolab-bl602dk-light-mfd-littlefs-rpc-115200/chip-bl602-lighting-example.out \
               /tmp/bloat_reports/
       - name: Clean out build output
         run: rm -rf ./out
@@ -85,35 +75,25 @@
         run: |
           ./scripts/run_in_build_env.sh \
             "./scripts/build/build_examples.py \
-              --target bouffalolab-bl706dk-light-easyflash \
-              --target bouffalolab-bl706dk-light-mfd-littlefs \
-              --target bouffalolab-bl706dk-light-ethernet-littlefs \
+              --target bouffalolab-bl706dk-light-ethernet-easyflash \
               --target bouffalolab-bl706dk-light-wifi-littlefs \
-              --target bouffalolab-bl706dk-light-rpc-115200-littlefs \
+              --target bouffalolab-bl706dk-light-mfd-rpc-littlefs-115200 \
               build \
               --copy-artifacts-to out/artifacts \
             "
       - name: Prepare some bloat report from the previous builds
         run: |
           .environment/pigweed-venv/bin/python3 scripts/tools/memory/gh_sizes.py \
-              bl702 bl702 lighting-app \
-              out/artifacts/bouffalolab-bl706dk-light-easyflash/chip-bl702-lighting-example.out \
+              bl702 bl702+eth lighting-app \
+              out/artifacts/bouffalolab-bl706dk-light-ethernet-easyflash/chip-bl702-lighting-example.out \
               /tmp/bloat_reports/
           .environment/pigweed-venv/bin/python3 scripts/tools/memory/gh_sizes.py \
-              bl702 bl702+mfd lighting-app \
-              out/artifacts/bouffalolab-bl706dk-light-mfd-littlefs/chip-bl702-lighting-example.out \
-              /tmp/bloat_reports/
-          .environment/pigweed-venv/bin/python3 scripts/tools/memory/gh_sizes.py \
-              bl702 bl706-eth lighting-app \
-              out/artifacts/bouffalolab-bl706dk-light-ethernet-littlefs/chip-bl702-lighting-example.out \
-              /tmp/bloat_reports/
-          .environment/pigweed-venv/bin/python3 scripts/tools/memory/gh_sizes.py \
-              bl702 bl706-wifi lighting-app \
+              bl702 bl702+wifi lighting-app \
               out/artifacts/bouffalolab-bl706dk-light-wifi-littlefs/chip-bl702-lighting-example.out \
               /tmp/bloat_reports/
           .environment/pigweed-venv/bin/python3 scripts/tools/memory/gh_sizes.py \
-              bl702 bl702+rpc lighting-app \
-              out/artifacts/bouffalolab-bl706dk-light-rpc-115200-littlefs/chip-bl702-lighting-example.out \
+              bl702 bl706+mfd+rpc+littlefs lighting-app \
+              out/artifacts/bouffalolab-bl706dk-light-mfd-rpc-littlefs-115200/chip-bl702-lighting-example.out \
               /tmp/bloat_reports/
       - name: Clean out build output
         run: rm -rf ./out
@@ -123,7 +103,6 @@
         run: |
           ./scripts/run_in_build_env.sh \
             "./scripts/build/build_examples.py \
-              --target bouffalolab-bl704ldk-light-easyflash \
               --target bouffalolab-bl704ldk-light-mfd-littlefs \
               build \
               --copy-artifacts-to out/artifacts \
@@ -131,11 +110,7 @@
       - name: Prepare some bloat report from the previous builds
         run: |
           .environment/pigweed-venv/bin/python3 scripts/tools/memory/gh_sizes.py \
-              bl702l bl702l lighting-app \
-              out/artifacts/bouffalolab-bl704ldk-light-easyflash/chip-bl702l-lighting-example.out \
-              /tmp/bloat_reports/
-          .environment/pigweed-venv/bin/python3 scripts/tools/memory/gh_sizes.py \
-              bl702l bl702l+mfd lighting-app \
+              bl702l bl702l+mfd+littlefs lighting-app \
               out/artifacts/bouffalolab-bl704ldk-light-mfd-littlefs/chip-bl702l-lighting-example.out \
               /tmp/bloat_reports/
       - name: Clean out build output
@@ -145,4 +120,4 @@
         uses: ./.github/actions/upload-size-reports
         if: ${{ !env.ACT }}
         with:
-          platform-name: BouffaloLab
+          platform-name: BouffaloLab
\ No newline at end of file