Dynamically scale the slider height when hovering + other UI tweaks (#11042)

* Make no thumb slider height dynamic

* Use existing switch component

* Use existing switch component for general filter content

* Show message when no reordings found for time

* Don't show while scrubbing

* Fix key error

* Fix background color for controls on motion page

web/src/types/playback.ts

@@ -4,6 +4,7 @@ import { TimeRange } from "./timeline";
 
 export type DynamicPlayback = {
   recordings: Recording[];
+  timeRange: TimeRange;
 };
 
 export type PreviewPlayback = {