Remove flag com.android.graphics.libgui.flags.buffer_release_channel from bp2a. This change was automatically created by rolling back a Gantry workflow. Bug: 294133380 Flag: com.android.graphics.libgui.flags.buffer_release_channel Ignore-AOSP-First: AConfig change for future AOSP release (cherry picked from https://googleplex-android-review.googlesource.com/q/commit:f6a3efec1230c4d6eed1462c9c1e403f5e3129f0) Merged-In: I077798c2deea311fd0559b4fedb34a495ef2db4d Change-Id: I077798c2deea311fd0559b4fedb34a495ef2db4d