Remove ("xdw," "xbd," "xct") from mime.types am: 0d8a1bda6b am: 25ff12b706

Original change: https://android-review.googlesource.com/c/platform/external/mime-support/+/3168701

Change-Id: If05aaa1afbcf63bc70387fbb95532600eabbeaf4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>