[roll third_party/pigweed] pw_build/cmake: Enforce full path in CMake library names

Instead of only enforcing the parent directory to be in the CMake
library name, pw_add_module_library is updated to enforce that
the entire relative to PW root directory path is in the library
name in a dot separated format.

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/94540

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: f3ba3aa972998d3..fa8e4c3dd5ff4cb
Roller-URL: https://ci.chromium.org/b/8814259592363767697
Cq-Cl-Tag: roller-builder:pigweed-experimental-roller
Cq-Cl-Tag: roller-bid:8814259592363767697
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Id9eb876fd8a1ba518e3fd769bc96e9bebb0ab314
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/94546
Bot-Commit: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
Commit-Queue: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index f3ba3aa..fa8e4c3 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit f3ba3aa972998d3a422bce32ce54e854ea2c12e7
+Subproject commit fa8e4c3dd5ff4cb818c46ccb6f059b337c0bc802