Small fix

Author: ciffelia

packages/@react-aria/ssr/src/SSRProvider.tsx

@@ -75,7 +75,7 @@ export type SSRIdOptions =
 
 const SSRIdOptionContext = React.createContext<SSRIdOptions>({mode: 'counter'});
 
-let canUseDOM = Boolean(
+const canUseDOM = Boolean(
   typeof window !== 'undefined' &&
   window.document &&
   window.document.createElement
@@ -94,7 +94,7 @@ export function SSRProvider({children, ...idOption}: SSRProviderProps): JSX.Elem
   let cur = useContext(SSRContext);
   let value: SSRContextValue = useMemo(() => {
     // If React strict mode is enabled, the function passed to `useMemo` will be called twice on the client.
-    // As a result, `ctx.current` will increase by two on the client side, causing hydration errors.
+    // As a result, `cur.current` will increase by two on the client side, causing hydration errors.
     // To avoid the error, we increase the counter to mimic this behavior on the server side.
     if (idOption.strictMode && !canUseDOM) {
       cur.current++;