roll: third_party/pigweed 2 commits

703588e49635495 bazel: Remove dependency on 'products' rule in the
17f512c673b562c bazel: Update lockfile

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: 5e148c19477521a..703588e49635495
Roller-URL: https://ci.chromium.org/b/8737068383636204929
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I968c88227ac47e69aae420b64c66b2a724a1879b
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/examples/+/235195
Bot-Commit: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Commit-Queue: Pigweed Roller <pigweed-roller@pigweed-service-accounts.iam.gserviceaccount.com>
Lint: Lint 🤖 <android-build-ayeaye@system.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index 5e148c1..703588e 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit 5e148c19477521afbbedcc8a91a2c5b2a07bc334
+Subproject commit 703588e49635495138159e86bbed801d9e0e24bb