Edit unpin confirmation text (#3620)

* Edit unpin confirmation text

* Add new intl entry for edited unpin confirmation text

* Add Pangea comments

* Fix pangea comments

---------

Co-authored-by: ggurdin <ggurdin@gmail.com>

lib/l10n/intl_en.arb

@@ -5093,6 +5093,7 @@
   "errorFetchingActivity": "Failed to fetch activity",
   "check": "Check",
   "unableToFindRoom": "No chat or space found with that code. Please try again.",
+  "confirmMessageUnpin": "Are you sure you want to unpin this message?",
   "createActivityPlan": "Create a new activity plan",
   "saveAndLaunch": "Save and Launch",
   "launchToSpace": "Launch to Space",

lib/pages/chat/chat.dart

@@ -1805,7 +1805,10 @@ class ChatController extends State<ChatPageWithRoom>
     final response = await showOkCancelAlertDialog(
       context: context,
       title: L10n.of(context).unpin,
-      message: L10n.of(context).confirmEventUnpin,
+      // #Pangea
+      // message: L10n.of(context).confirmEventUnpin,
+      message: L10n.of(context).confirmMessageUnpin,
+      // Pangea#
       okLabel: L10n.of(context).unpin,
       cancelLabel: L10n.of(context).cancel,
     );