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/view/com/posts/PostFeed.tsx

@@ -1,4 +1,12 @@
-import {memo, useCallback, useEffect, useMemo, useRef, useState} from 'react'
+import {
+  type JSX,
+  memo,
+  useCallback,
+  useEffect,
+  useMemo,
+  useRef,
+  useState,
+} from 'react'
 import {
   ActivityIndicator,
   AppState,