Revert "fix: Fade out navigation when editing and mouse hasn't moved (#3256)" (#3502)

This reverts commit e0cf873a36.

app/hooks/useMouseMove.ts

@@ -1,28 +0,0 @@
-import * as React from "react";
-
-/**
- * Hook to check if mouse is moving in the window
- * @param {number} [timeout] - time in ms to wait before marking the mouse as not moving
- * @returns {boolean} true if the mouse is moving, false otherwise
- */
-const useMouseMove = (timeout = 5000) => {
-  const [isMouseMoving, setIsMouseMoving] = React.useState(false);
-  const timeoutId = React.useRef<ReturnType<typeof setTimeout>>();
-
-  const onMouseMove = React.useCallback(() => {
-    timeoutId.current && clearTimeout(timeoutId.current);
-    setIsMouseMoving(true);
-    timeoutId.current = setTimeout(() => setIsMouseMoving(false), timeout);
-  }, [timeout]);
-
-  React.useEffect(() => {
-    document.addEventListener("mousemove", onMouseMove);
-    return () => {
-      document.removeEventListener("mousemove", onMouseMove);
-    };
-  }, [onMouseMove]);
-
-  return isMouseMoving;
-};
-
-export default useMouseMove;