fix: still show menu to toggle self view if disableLocalVideoFlip (#10751)

* fix: still show menu to toggle self view if disableLocalVideoFlip

* fixed lint issues

react/features/video-menu/components/web/LocalVideoMenuTriggerButton.js

                     hidden = { false }
                     inDrawer = { _overflowDrawer }>
                     <ContextMenuItemGroup>
-                        <FlipLocalVideoButton
-                            className = { _overflowDrawer ? classes.flipText : '' }
-                            onClick = { hidePopover } />
+                        { _showLocalVideoFlipButton
+                            && <FlipLocalVideoButton
+                                className = { _overflowDrawer ? classes.flipText : '' }
+                                onClick = { hidePopover } />
+                        }
                         { _showHideSelfViewButton
                             && <HideSelfViewVideoButton
                                 className = { _overflowDrawer ? classes.flipText : '' }
             );
 
         return (
-            isMobileBrowser() || _showLocalVideoFlipButton
+            isMobileBrowser() || _showLocalVideoFlipButton || _showHideSelfViewButton
                 ? <Popover
                     content = { content }
                     id = 'local-video-menu-trigger'