roll: pigweed pw_build: Ensure PythonPackages dir tree exists

When building the PythonPackages directory tree, the parent tree
may not always exist, for example if it wasn't created by stamp files.

Original-Bug: b/367361134
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/236895
Presubmit-Verified: CQ Bot Account <pigweed-scoped@luci-project-accounts.iam.gserviceaccount.com>
Original-Revision: c1c7dac7e1e66d54928058eaa63e5f6c65f66a07

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 7f4759a3877ac3..c1c7dac7e1e66d
Roller-URL: https://ci.chromium.org/b/8736413365287971841
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ic9a8c15eeadeb03e470438399fbcdfe3fc37b922
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/showcase/sense/+/236917
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/MODULE.bazel b/MODULE.bazel
index 2b0b3df..e6c0e17 100644
--- a/MODULE.bazel
+++ b/MODULE.bazel
@@ -49,18 +49,18 @@
 git_override(
     module_name = "pigweed",
     # ROLL: Warning: this entry is automatically updated.
-    # ROLL: Last updated 2024-09-18.
-    # ROLL: By https://cr-buildbucket.appspot.com/build/8736421620712237601.
-    commit = "7f4759a3877ac31bb0b0b2799a759d13382d9bba",
+    # ROLL: Last updated 2024-09-19.
+    # ROLL: By https://cr-buildbucket.appspot.com/build/8736413365287971841.
+    commit = "c1c7dac7e1e66d54928058eaa63e5f6c65f66a07",
     remote = "https://pigweed.googlesource.com/pigweed/pigweed",
 )
 
 git_override(
     module_name = "pw_toolchain",
     # ROLL: Warning: this entry is automatically updated.
-    # ROLL: Last updated 2024-09-18.
-    # ROLL: By https://cr-buildbucket.appspot.com/build/8736421620712237601.
-    commit = "7f4759a3877ac31bb0b0b2799a759d13382d9bba",
+    # ROLL: Last updated 2024-09-19.
+    # ROLL: By https://cr-buildbucket.appspot.com/build/8736413365287971841.
+    commit = "c1c7dac7e1e66d54928058eaa63e5f6c65f66a07",
     remote = "https://pigweed.googlesource.com/pigweed/pigweed",
     strip_prefix = "pw_toolchain_bazel",
 )