Update flag description

Bug: 383250683
Flag: EXEMPT aconfig metadata fix
Flag: EXEMPT non-code change
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:014d7ad1b8be4355804b8580c32e5b106ad0e9e1)
Merged-In: If20c8c4039145162a787bb6d65f64cd27c223b7b
Change-Id: If20c8c4039145162a787bb6d65f64cd27c223b7b
1 file changed