Create src file provider in build/blueprint am: a992d06f60 am: 1f847607f0

Original change: https://android-review.googlesource.com/c/platform/build/blueprint/+/2854653

Change-Id: I0e2e10cbf5766d20caf53a2b35512459e0d56c77
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>