[roll third_party/pigweed] pw_presubmit: Add internal program

Add an internal program so additional builds can be added alongside
gn_mimxrt595_build without changing the LUCI config.

Original-Bug: b/286246968
Original-Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/151431

https://pigweed.googlesource.com/pigweed/pigweed
third_party/pigweed Rolled-Commits: b99b169f16e6af5..06a164984285bce
Roller-URL: https://ci.chromium.org/b/8778483518014951617
GitWatcher: ignore
CQ-Do-Not-Cancel-Tryjobs: true
Change-Id: I0e4a1da74a91e6ebe1bd73597425069d432569a2
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/experimental/+/151453
Commit-Queue: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
Bot-Commit: Pigweed Integration Roller <pigweed-integration-roller@pigweed.google.com.iam.gserviceaccount.com>
diff --git a/third_party/pigweed b/third_party/pigweed
index b99b169..06a1649 160000
--- a/third_party/pigweed
+++ b/third_party/pigweed
@@ -1 +1 @@
-Subproject commit b99b169f16e6af5487835897f72c354f04772ddf
+Subproject commit 06a164984285bce548755bd37b3380b8bfb7334a