Set intent priority for PICK_IMAGES

Previously we were incorrectly setting the priority on the activity tag
instead of intent-filter tag. Changed the priority tag to be set
correctly on the intent-filter for PICK_IMAGES intent action

Bug: 246301995
Test: atest CtsPhotoPickerTest
Test: atest
android.photopicker.cts.ActionPickImagesOnlyTest#testPhotoPickerIntentDelegation

Change-Id: Iffcb615fee4df2e28874db9dd66642cccb81becc
(cherry picked from commit db654251f2754d1a4778111eace8086bc8b44959)
Merged-In: Iffcb615fee4df2e28874db9dd66642cccb81becc
1 file changed