Fix problems with BottomSheet and the report dialog (#3297)

* use @discord/bottom-sheet

* add @types/invariant

* some progress on keyboard dialog

* rework

rework

add a comment

use discord bottom sheet

* remove `@gorhom/bottom-sheet`

* remove android specific code

* organize imports

src/components/hooks/useOnKeyboard.ts

@@ -0,0 +1,12 @@
+import React from 'react'
+import {Keyboard} from 'react-native'
+
+export function useOnKeyboardDidShow(cb: () => unknown) {
+  React.useEffect(() => {
+    const subscription = Keyboard.addListener('keyboardDidShow', cb)
+
+    return () => {
+      subscription.remove()
+    }
+  }, [cb])
+}