[automerger skipped] RateLimitTest: increase rate limit to deflake test on low-end hw am: 746ba6881c -s ours

am skip reason: Merged-In I645267d7143c2364c93998eaa71502e2aa10b5a6 with SHA-1 f8785cf1f9 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/18906837

Change-Id: I71f889622fb005bcde5fd135b22226d2ee659b38
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>