Removing flag com.android.systemui.media_controls_button_media3 from trunk_staging.

This change was automatically created by rolling back a Gantry workflow.

Bug: 360196209
Change-Id: I2cc37bcc6a5c2c9faa207177837ed1fbe6d577b3
Flag: com.android.systemui.media_controls_button_media3
Ignore-AOSP-First: AConfig change for future AOSP release
1 file changed