Ensure that sdk/module_exports depends on source members am: cee7e66b am:...

Ensure that sdk/module_exports depends on source members am: cee7e66b am: e371a18a am: d295daa1 am: 00b3d402

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/1359444

Change-Id: Idbe73b7fc3f442c10ea41c43c9f041014b0be5d4