Merge "legacy camera api: Enable zsl if preview frame rate is supported." into...

Merge "legacy camera api: Enable zsl if preview frame rate is supported." into sc-dev am: 84b903b0 am: 046d2556 am: eb6ee864

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/av/+/14526042

Change-Id: If1f7d1b6b820ee1414cb8cd3999b0296e7fef6a7