Merge "Listen EXTERNAL_APPLICATIONS_AVAILABLE intent" into sc-dev am: 790d3eb079 am: 6f9ba0496e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/14772860

Change-Id: I5475146261648a98e27823d57a2d3ea3df44422b