Merge "Release mobile request when default upstream is not mobile" am: 07f8a618d2 am: d4b21984e9 am: 2827638c7e

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1679667

Change-Id: Idba3789ec06464167ba40b181cf39a326e9e5086