docs: fix typo in useActionState and remove redundant async in useTransition (#8642)

* Remove redundant async in useTransition documentation

* Fix typo in useActionState hook documentation

Author: 0verflowed-stack

src/content/reference/react/useActionState.md

@@ -257,7 +257,7 @@ button {
 
 </Sandpack>
 
-Every time you click "Add Ticket," React queues a call to `addToCartAction`. React shows the pending state until all the tickets are added, and then re-renders with the final state.
+Every time you click "Add Ticket", React queues a call to `addToCartAction`. React shows the pending state until all the tickets are added, and then re-renders with the final state.
 
 <DeepDive>
 

src/content/reference/react/useTransition.md

@@ -661,7 +661,7 @@ export default function TabButton({ action, children, isActive }) {
     return <b className="pending">{children}</b>;
   }
   return (
-    <button onClick={async () => {
+    <button onClick={() => {
       startTransition(async () => {
         // await the action that's passed in.
         // This allows it to be either sync or async.