Update UpdaterState messages and reposition log entry

Reorder cloudlog.info entry for SIGUSR1, ensuring parameter update messages are set before logging. Also, make minor capitalization adjustments to UpdaterState messages for consistency.

system/updated/updated.py

@@ -54,8 +54,8 @@ class WaitTimeHelper:
     self.ready_event.set()
 
   def check_now(self, signum: int, frame) -> None:
-    cloudlog.info("caught SIGUSR1, checking for updates")
     params.put("UpdaterState", "Initializing updater to start check...")
+    cloudlog.info("caught SIGUSR1, checking for updates")
     self.user_request = UserRequest.CHECK
     self.ready_event.set()
 
@@ -416,10 +416,11 @@ class Updater:
 
     # TODO: show agnos download progress
     if AGNOS:
+      self.params.put("UpdaterState", "Checking AGNOS update...")
       handle_agnos_update()
 
     # Create the finalized, ready-to-swap update
-    self.params.put("UpdaterState", "finalizing update...")
+    self.params.put("UpdaterState", "Finalizing update...")
     finalize_update()
     cloudlog.info("finalize success!")