Upgrade bazel-skylib to 1.7.1 am: f99027d26b am: 9b9546dc84

Original change: https://android-review.googlesource.com/c/platform/external/bazel-skylib/+/3114225

Change-Id: I7d30bca9f7cd1128f52eed009c81ff0c3b8ca07b
Signed-off-by: Automerger Merge Worker <[email protected]>