Fix cpufreq test for CPU with > 2GHz clocks am: 0afbe66346 am: 507e2995d8 am: 887e7acae7

Original change: https://googleplex-android-review.googlesource.com/c/platform/test/vts-testcase/kernel/+/19217911

Change-Id: I9c5016c6a41cfd5917bc8b8c6a84b25239eb95d2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>