[third_party/pigweed] Roll 6 commits

36bf818849b69be pw_unit_test: Silence ASAN error in TestInfo
741fdc688d262a3 pw_snapshot: Clean up RISCV CpuArchitecture
8f0ab437b85c2ef pw_allocator: Add MultiplexAllocator
6168f7a58b63b04 pw_allocator: Add WithMetrics interface
c06726f2ad32df7 pw_snapshot: Add RISCV CpuArchitecture to metadata
cf6b92b217407ce pw_malloc: Require specifying a backend in bazel b

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: f43b6269d0e03da..36bf818849b69be
Roller-URL: https://ci.chromium.org/b/8761202671460286529
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: Ia05bf11655222c65298c1b7370364932e4407e3e
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/kudzu/+/185710
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 f43b626..36bf818 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit f43b6269d0e03daae4eaf216e7aa529a12327304
+Subproject commit 36bf818849b69becd0755c98012bb85f2f3ee9fc