Revert "225341614: Enforce ExtraText in platform builds"

This reverts commit 4c471458.

Reason for revert: There were failures in some build targets that
must not have run during presubmit checks (for example,
aosp-master/errorprone@8332220)

Change-Id: I220fd70df663ba49d876fb3ebf841fa9f3f06b97