Merge "Add patch symlinks." am: dadcd34e04 am: 4ccd0fcd99 am: 941bb756dc am: 81bf25aa46

Original change: https://android-review.googlesource.com/c/platform/prebuilts/build-tools/+/1193492

Change-Id: I09e3c69c50f7d86803cc55fc21e15d70336a9dce