Merge changes from topic "VsyncTimeline_VsyncPredictor" into main

* changes:
  SF: change the render rate directly instead of starting a new VsyncTimeline
  SF: don't use minFramePeriod if it is same as vsync
  SF: flush setRenderRate when changing mode
  SF: reduce latency when switching low to high render rate
  SF: fix vsync shift repeatedly when HWC miss a frame
  Revert^2 "SF: Introduce VsyncTimeline to VsyncPredictor"