media: Fix typos in comments inside AIDL files am: e9dd6b6ffd am: 3cd6f35fad

Original change: https://android-review.googlesource.com/c/platform/system/hardware/interfaces/+/2258824

Change-Id: Ib4670dbf1662e506cb3e8cac2220ec76777bdc4b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>