Update move_rotator.py based on the comment in #146

* Remove ``add_remotes`` argument from ``MoveRotator.__init__``
* Squeeze the checkpoints at the end to be a single line

python/lsst/ts/standardscripts/maintel/mtrotator/move_rotator.py

@@ -46,7 +46,7 @@ class MoveRotator(BaseBlockScript):
 
     """
 
-    def __init__(self, index: int, add_remotes: bool = True) -> None:
+    def __init__(self, index: int) -> None:
         super().__init__(index=index, descr="Move Rotator")
 
         self.mtcs = None
@@ -136,7 +136,6 @@ async def run_block(self):
         await self.mtcs.move_rotator(
             angle=self.target_angle, wait_for_complete=self.wait_for_complete
         )
-        if self.wait_for_complete:
-            await self.checkpoint(f"Rotator reached {self.target_angle} degrees.")
-        else:
-            await self.checkpoint("Stop script and keep rotator moving.")
+        await self.checkpoint(
+            f"Move rotator returned. Wait for complete: {self.wait_for_complete}."
+        )