Remove dependency resolution override for React 19 types (#39569)

Co-authored-by: ChaosExAnima <ChaosExAnima@users.noreply.github.com>

app/javascript/mastodon/features/compose/components/language_dropdown.tsx

@@ -328,8 +328,8 @@ export const LanguageDropdown: React.FC = () => {
   const [open, setOpen] = useState(false);
   const [placement, setPlacement] = useState<Placement | undefined>('bottom');
   const [guess, setGuess] = useState('');
-  const activeElementRef = useRef<HTMLElement | null>(null);
-  const targetRef = useRef(null);
+  const activeElementRef = useRef<HTMLElement>(null);
+  const targetRef = useRef<HTMLButtonElement>(null);
 
   const intl = useIntl();
 
@@ -421,7 +421,7 @@ export const LanguageDropdown: React.FC = () => {
         offset={[5, 5]}
         placement={placement}
         flip
-        target={targetRef}
+        target={targetRef as React.RefObject<HTMLButtonElement>}
         popperConfig={{ strategy: 'fixed', onFirstUpdate: handleOverlayEnter }}
       >
         {({ props, placement }) => (

app/javascript/mastodon/features/compose/components/privacy_dropdown.tsx

@@ -70,8 +70,8 @@ const PrivacyDropdown: React.FC<PrivacyDropdownProps> = ({
   disabled,
 }) => {
   const intl = useIntl();
-  const overlayTargetRef = useRef<HTMLDivElement | null>(null);
-  const previousFocusTargetRef = useRef<HTMLElement | null>(null);
+  const overlayTargetRef = useRef<HTMLDivElement>(null);
+  const previousFocusTargetRef = useRef<HTMLElement>(null);
   const [isOpen, setIsOpen] = useState(false);
 
   const handleClose = useCallback(() => {
@@ -171,7 +171,7 @@ const PrivacyDropdown: React.FC<PrivacyDropdownProps> = ({
         offset={[5, 5]}
         placement='bottom'
         flip
-        target={overlayTargetRef}
+        target={overlayTargetRef as React.RefObject<HTMLDivElement>}
         container={container}
         popperConfig={{ strategy: 'fixed' }}
       >