Fix NoPreference category in FrameRateOverride fn

Previously changed NoPreference to vote Min instead of NoVote; this also
needs to be reflected in the frame rate overrides code. This will stop a
crash when it tried to calculateLayerScoreLocked on NoPreference
category (bad).

Bug: 300695819
Test: test CtsSurfaceControlTestsStaging
Change-Id: I51a5806b8d77e8bd9a1db8cd5619e4936cee684b