Automated rollback of commit aea8dbe942a2489d48e1bbc171413b3e0391cded.
Automated rollback of commit aea8dbe942a2489d48e1bbc171413b3e0391cded.

*** Reason for rollback ***

Change breaks test detection leading to sh_test targets passing with the message:
0 / 0 tests passed.

*** Original change description ***

Enable extended regexps in expect_log and expect_not_log.

PiperOrigin-RevId: 292159521

bazelbuild/bazel,werkt/bazel,perezd/bazel,twitter-forks/bazel,ulfjack/bazel,davidzchen/bazel,twitter-forks/bazel,twitter-forks/bazel,akira-baruah/bazel,perezd/bazel,meteorcloudy/bazel,dslomov/bazel,werkt/bazel,bazelbuild/bazel,werkt/bazel,dslomov/bazel,dslomov/bazel,katre/bazel,bazelbuild/bazel,akira-baruah/bazel,akira-baruah/bazel,safarmer/bazel,cushon/bazel,cushon/bazel,dslomov/bazel-windows,safarmer/bazel,davidzchen/bazel,ButterflyNetwork/bazel,akira-baruah/bazel,safarmer/bazel,twitter-forks/bazel,cushon/bazel,twitter-forks/bazel,perezd/bazel,meteorcloudy/bazel,katre/bazel,akira-baruah/bazel,bazelbuild/bazel,bazelbuild/bazel,safarmer/bazel,dslomov/bazel,werkt/bazel,dslomov/bazel-windows,perezd/bazel,ulfjack/bazel,safarmer/bazel,davidzchen/bazel,ulfjack/bazel,ButterflyNetwork/bazel,davidzchen/bazel,perezd/bazel,meteorcloudy/bazel,ulfjack/bazel,ButterflyNetwork/bazel,dslomov/bazel,davidzchen/bazel,akira-baruah/bazel,meteorcloudy/bazel,cushon/bazel,dslomov/bazel,ButterflyNetwork/bazel,werkt/bazel,dslomov/bazel-windows,dslomov/bazel,dslomov/bazel-windows,bazelbuild/bazel,katre/bazel,dslomov/bazel-windows,cushon/bazel,cushon/bazel,safarmer/bazel,werkt/bazel,katre/bazel,davidzchen/bazel,meteorcloudy/bazel,ulfjack/bazel,katre/bazel,davidzchen/bazel,ButterflyNetwork/bazel,perezd/bazel,ButterflyNetwork/bazel,dslomov/bazel-windows,twitter-forks/bazel,ulfjack/bazel,perezd/bazel,meteorcloudy/bazel,katre/bazel,twitter-forks/bazel,meteorcloudy/bazel,ulfjack/bazel