[third_party/pigweed] Roll 8 commits

b6bd4259000151a pw_watch: Remove httpwatcher support
0bdf3800fd79b4b pw_ide: Make Sphinx extensions upstream-only
b75cdd5dd322ad8 pw_ide: VSC extension 0.1.1 release
eff7ef99b8136d7 targets/stm32f429i_disc1_stm32cube: Update TODO
a1d2da971f308ed bazel: Don't disable use_header_modules
741063cb923f579 pw_unit_test: Add more googletest test matchers
f84b844862813d4 pw_unit_test: Add googletest test matchers
a565608495205e2 pw_emu: Add resume command to CLI

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 1dc8cfcfe4b2565..b6bd4259000151a
Roller-URL: https://ci.chromium.org/b/8765096774118778929
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I9eaf4a3681d37f4a688bd1ec28d568c1972f59ac
Reviewed-on: https://pigweed-review.googlesource.com/c/gonk/+/179311
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.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 1dc8cfc..b6bd425 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 1dc8cfcfe4b25658d231a81f82b8aa42b4271102
+Subproject commit b6bd4259000151a6c8dd99087e0b7b4e052997e4