Upgrade @types/react to 19 and run codemod (attempt 2) (#8918)

* update dependencies

* rm `import type React from 'react'`

* run codemods

* patch discord types

* update types/react-dom

* Update yarn.lock

src/components/dialogs/SearchablePeopleList.tsx

@@ -484,7 +484,7 @@ function SearchInput({
   value: string
   onChangeText: (text: string) => void
   onEscape: () => void
-  inputRef: React.RefObject<TextInput>
+  inputRef: React.RefObject<TextInput | null>
 }) {
   const t = useTheme()
   const {_} = useLingui()