bugfix: messages: Change condition for showing difference in star status

Changing the condition for difference in messages from comparing to outright assigning the status of the current message to prevent merging of messages starred in a row

fixes #171

Author: Sushmey

zulipterminal/ui_tools/messages.py

@@ -661,9 +661,7 @@ def main_view(self) -> List[Any]:
                 message["last"]["time"] is not None
                 and message["this"]["time"] != message["last"]["time"]
             ),
-            "star_status": (
-                message["this"]["is_starred"] != message["last"]["is_starred"]
-            ),
+            "star_status": (message["this"]["is_starred"]),
         }
         any_differences = any(different.values())