nit: fix perf regression in hotkeys (#10302)

Co-authored-by: Samuel Newman <mozzius@protonmail.com>

src/lib/hotkeys/index.native.tsx

@@ -1,10 +1,17 @@
+import {useMemo} from 'react'
+
 export function Provider({children}: {children: React.ReactNode}) {
   return children
 }
 
+const noop = () => {}
+
 export function useHotkeysContext() {
-  return {
-    enableScope: () => {},
-    disableScope: () => {},
-  }
+  return useMemo(
+    () => ({
+      enableScope: noop,
+      disableScope: noop,
+    }),
+    [],
+  )
 }