roll: pigweed, pw_toolchain: pw_presubmit: Expose name of Bazel executable

This will make the transition easier downstream.

Original-Bug: 355438774
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/226378
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>

https://pigweed.googlesource.com/pigweed/pigweed
pigweed, pw_toolchain Rolled-Commits: 262f3ce7028d220..eb94603ae83c4eb
Roller-URL: https://ci.chromium.org/b/8741037821795274785
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Icc15acb0891cb2e28013283c68533e5b34a2f93d
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/quickstart/bazel/+/226414
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
diff --git a/WORKSPACE b/WORKSPACE
index 25826a4..22d44ae 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -84,8 +84,8 @@
     name = "pigweed",
     # ROLL: Warning: this entry is automatically updated.
     # ROLL: Last updated 2024-07-29.
-    # ROLL: By https://cr-buildbucket.appspot.com/build/8741038221197568481.
-    commit = "262f3ce7028d220eb8fb49c87b1d0b27219e4935",
+    # ROLL: By https://cr-buildbucket.appspot.com/build/8741037821795274785.
+    commit = "eb94603ae83c4eb7d28e10bc7b5ef84187b839fc",
     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 2024-07-29.
-    # ROLL: By https://cr-buildbucket.appspot.com/build/8741038221197568481.
-    commit = "262f3ce7028d220eb8fb49c87b1d0b27219e4935",
+    # ROLL: By https://cr-buildbucket.appspot.com/build/8741037821795274785.
+    commit = "eb94603ae83c4eb7d28e10bc7b5ef84187b839fc",
     remote = "https://pigweed.googlesource.com/pigweed/pigweed.git",
     strip_prefix = "pw_toolchain_bazel",
 )