vendor: allow user to set profile picture

In addition to commit https://github.com/omnirom/android_system_sepolicy/commit/91a4f8d4fdab7df8474c2ffaa996c879166d8a4c

Google already opened that for untrusted apps so
adding append can't make it more worse

error:
W/Binder:8608_4(8608): type=1400 audit(0.0:261): avc: denied { append } for path="/data/user_de/0/com.android.settings/cache/CropEditUserPhoto.jpg" dev="sda13" ino=1619530 scontext=u:r:untrusted_app:s0:c512,c768 tcontext=u:object_r:system_app_data_file:s0 tclass=file permissive=0

Change-Id: Ibfc9d7232ebab0cb023740998fd6ac3294ae2a91
1 file changed