Revert "android.hardware.media.c2: Move to staging/"

This reverts commit a8c9aa31730c0790045d2dd2f0f876261b44ad63.

Bug: 254050314
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:7afc209eb8b1f1d54208c601cb458f95712b1e2f)
Merged-In: Ia85af4e013529e104c84bc48f84a5daa89a5d9bf
Change-Id: Ia85af4e013529e104c84bc48f84a5daa89a5d9bf
59 files changed