Merge "Created an Orderfile go file for the build system. In addition, I added...

Merge "Created an Orderfile go file for the build system. In addition, I added a test file to check if flags are added and propagated correctly." into main am: bf4db77c am: 131f4722 am: 6e08b049

Original change: https://android-review.googlesource.com/c/platform/build/soong/+/2663516



Change-Id: I0e59dde3b7f0a520971d9bc27b03743ee22ce962
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>