[automerger skipped] [Cherry-pick] Switch to POSIX regex implementation in statsd am: c8fbe33bba -s ours am: 43c8cfd5b6 -s ours

am skip reason: Merged-In I1ea4cb3d58dee43d5a0de5343067ce3f3c01b1dd with SHA-1 d164721657 is already in history

Original change: https://android-review.googlesource.com/c/platform/packages/modules/StatsD/+/2937996

Change-Id: I3b9c75bf2424462510f42b381b7503b2fa5ab3db
Signed-off-by: Automerger Merge Worker <[email protected]>