RoomPage: Fix selected text and hovered link in context menu

They were not forwarded to the menu.
Also, "isThread" argument is no longer there in the signal.

(cherry picked from commit 7a2211f8e0)

src/app/qml/RoomPage.qml

@@ -348,7 +348,7 @@ Kirigami.Page {
             });
         }
 
-        function onShowDelegateMenu(eventId: string, author, messageComponentType, plainText: string, richText: string, mimeType: string, progressInfo, isThread: bool, selectedText: string, hoveredLink: string) {
+        function onShowDelegateMenu(eventId: string, author, messageComponentType, plainText: string, richText: string, mimeType: string, progressInfo, selectedText: string, hoveredLink: string) {
             (delegateContextMenu.createObject(root, {
                 author: author,
                 eventId: eventId,
@@ -356,6 +356,8 @@ Kirigami.Page {
                 mimeType: mimeType,
                 progressInfo: progressInfo,
                 messageComponentType: messageComponentType,
+                selectedText,
+                hoveredLink,
             }) as DelegateContextMenu).popup();
         }