roll: pigweed, pw_toolchain: pw_toolchain: Use `crate_name` for GN rust targets

Use `crate_name` instead of `name` as the output name of rust targets.
It aligns with Bazel.

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/223391
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>

https://pigweed.googlesource.com/pigweed/pigweed
pigweed, pw_toolchain Rolled-Commits: e194c83f1d06383..e51b311a154e11c
Roller-URL: https://ci.chromium.org/b/8740828177412078337
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I5d38110ac92e0f2ecba20fbbc672b83c94712947
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/quickstart/bazel/+/226907
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/WORKSPACE b/WORKSPACE
index ef2a823..6fc5480 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -84,8 +84,8 @@
     name = "pigweed",
     # ROLL: Warning: this entry is automatically updated.
     # ROLL: Last updated 2024-08-01.
-    # ROLL: By https://cr-buildbucket.appspot.com/build/8740828568382194753.
-    commit = "e194c83f1d063833745f49da8f85b583be9774bb",
+    # ROLL: By https://cr-buildbucket.appspot.com/build/8740828177412078337.
+    commit = "e51b311a154e11ca84ff493ba279e0280c8c2df8",
     remote = "https://pigweed.googlesource.com/pigweed/pigweed.git",
 )
 
@@ -93,8 +93,8 @@
     name = "pw_toolchain",
     # ROLL: Warning: this entry is automatically updated.
     # ROLL: Last updated 2024-08-01.
-    # ROLL: By https://cr-buildbucket.appspot.com/build/8740828568382194753.
-    commit = "e194c83f1d063833745f49da8f85b583be9774bb",
+    # ROLL: By https://cr-buildbucket.appspot.com/build/8740828177412078337.
+    commit = "e51b311a154e11ca84ff493ba279e0280c8c2df8",
     remote = "https://pigweed.googlesource.com/pigweed/pigweed.git",
     strip_prefix = "pw_toolchain_bazel",
 )