remove root sibling parent(s??) from composer (#8897)

src/view/com/composer/Composer.tsx

@@ -40,7 +40,6 @@ import Animated, {
   ZoomIn,
   ZoomOut,
 } from 'react-native-reanimated'
-import {RootSiblingParent} from 'react-native-root-siblings'
 import {useSafeAreaInsets} from 'react-native-safe-area-context'
 import {type ImagePickerAsset} from 'expo-image-picker'
 import {
@@ -663,7 +662,6 @@ export const ComposePost = ({
   const isWebFooterSticky = !isNative && thread.posts.length > 1
   return (
     <BottomSheetPortalProvider>
-      <RootSiblingParent>
       <KeyboardAvoidingView
         testID="composePostView"
         behavior={isIOS ? 'padding' : 'height'}
@@ -673,7 +671,6 @@ export const ComposePost = ({
           style={[a.flex_1, viewStyles]}
           aria-modal
           accessibilityViewIsModal>
-            <RootSiblingParent>
           <ComposerTopBar
             canPost={canPost}
             isReply={!!replyTo}
@@ -732,7 +729,6 @@ export const ComposePost = ({
             ))}
           </Animated.ScrollView>
           {!isWebFooterSticky && footer}
-            </RootSiblingParent>
         </View>
 
         <Prompt.Basic
@@ -744,7 +740,6 @@ export const ComposePost = ({
           confirmButtonColor="negative"
         />
       </KeyboardAvoidingView>
-      </RootSiblingParent>
     </BottomSheetPortalProvider>
   )
 }