[third_party/pigweed] Roll 12 commits

8616c571bcec99c pw_ide: Fix for clang installed to project dir
3c8f177961affcb pw_toolchain_bazel: Add misc_files group
765f5ffc6791996 pw_toolchain_bazel: Add automagic toolchain file c
9f11ae9e29963bc pw_console: Disable private attr auto-completion
ece72da0c2594b4 roll: clang
ed6838928252163 pw_unit_test: Use googletest backend as a dep
869da39148d3373 pw_toolchain_bazel: Add getting started guide
6f73d7b7d9a6716 pw_web: Handle unrequested responses after call_id
48a065102867d7d pw_transfer: Remove small hardcoded timeout in pro
f3899e6bb5318a2 docs: Add Bazel code coverage TODO
c8c31a063f54a11 python: Remove references to non-existing setup.py
aaf149d9e874535 roll: go

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: d365083b1f6176f..8616c571bcec99c
Roller-URL: https://ci.chromium.org/b/8761925880753459201
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I315b8d931feefb97da210a05223ae21b807b21b3
Reviewed-on: https://pigweed-review.googlesource.com/c/gonk/+/184708
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index d365083..8616c57 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit d365083b1f6176fd3644a62c3ddbd62cb2df5fa8
+Subproject commit 8616c571bcec99c28746e49d87754d3972030913