roll: third_party/pigweed pw_sensor: Allow missing 'org' in compatible descriptor

When providing a sensor descriptor, most will leverage the org,part
schema. This does not always seem to be the case. There are times where
the org is missing when used in downstream Zephyr. We should allow for
this case and only include the org when provided and not empty.

BUG=b/386143823

Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/256773
Original-Revision: fdfca20b13a86610e0d2592c7539d81a93cf9cfe

Rolled-Repo: https://pigweed.googlesource.com/pigweed/pigweed
Rolled-Commits: 2558be01c41b35..fdfca20b13a866
Roll-Count: 1
Roller-URL: https://cr-buildbucket.appspot.com/build/8725598186217448161
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I77f6ac42b7ef87951f835cb5e7f846e2c324cd69
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/260596
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index 2558be0..fdfca20 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 2558be01c41b356ac795c17b4e12aeb606e77efc
+Subproject commit fdfca20b13a86610e0d2592c7539d81a93cf9cfe