refactor: use consistent naming for useBottomTabBarHeight (react-navi…

…gation#11073)

discrepancy makes it harder for consumers of this package to understand
the internals

I've removed the template because of how simple this change is. Let me
know if y'all would like me to expound on my reasoning for opening this.

packages/bottom-tabs/src/utils/useBottomTabBarHeight.tsx

@@ -2,7 +2,7 @@ import * as React from 'react';
 
 import BottomTabBarHeightContext from './BottomTabBarHeightContext';
 
-export default function useFloatingBottomTabBarHeight() {
+export default function useBottomTabBarHeight() {
   const height = React.useContext(BottomTabBarHeightContext);
 
   if (height === undefined) {