Add support for MODULES_BUILD_FROM_SOURCE for consistency with am: 41b7a097ba

Original change: https://android-review.googlesource.com/c/platform/prebuilts/module_sdk/MediaProvider/+/1907757

Change-Id: I9377ef2d6d5eb704f33e4ee3f281388815b2a6be
tree: d90bfc35a90982eb89d5a89b902169cc3b9b3494
  1. .prebuilt_info/
  2. 1/
  3. current/
  4. OWNERS