roll: pigweed pw_build: Support executables with pw_py_importable_runfile

Slightly tweaks pw_py_importable_runfile to better support executables
that may have additional runfile dependencies, or live in an external
repository.

Original-Bug: b/388526733
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/268875
Presubmit-Verified: CQ Bot Account <pigweed-scoped@luci-project-accounts.iam.gserviceaccount.com>
Original-Revision: 94391ef6c7db8a3c05648dfd9ea034b590a961ef

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 2ac8a3ac33fac5..94391ef6c7db8a
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8722392243361737809
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I2876868f14c5b175648e92cc120f9adf6577b0b8
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/showcase/sense/+/269516
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/MODULE.bazel b/MODULE.bazel
index 1e156ba..c7f2c72 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -41,8 +41,8 @@
     module_name = "pigweed",
     # ROLL: Warning: this entry is automatically updated.
     # ROLL: Last updated 2025-02-20.
-    # ROLL: By https://cr-buildbucket.appspot.com/build/8722446561403809825.
-    commit = "2ac8a3ac33fac50337152da174d40a73a49aa85a",
+    # ROLL: By https://cr-buildbucket.appspot.com/build/8722392243361737809.
+    commit = "94391ef6c7db8a3c05648dfd9ea034b590a961ef",
     remote = "https://pigweed.googlesource.com/pigweed/pigweed",
 )