Import AndroidX from build 7687115

./update_prebuilts.py -x 7687115

No-op, but reflects changes to pom2bp and script.

Bug: 197802324
Test: Global presubmit
Change-Id: I69b7f4b9e217f26a20730ce34573bab691334c38
Merged-In: I69b7f4b9e217f26a20730ce34573bab691334c38
(cherry picked from commit bca7ae996841ac23b1e9ebcc8efb53932a787fa3)
1 file changed