Merge "RateLimitTest: increase tolerance to 30%" am: 519bc968f0 am: 39e65ccb3f

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2375648

Change-Id: I8ba94381f431ba1cf1380b545067834d2c38519b
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>