Rename deprecated api services/service to actions/action

ESPHome renamed the api component's services/service keys to
actions/action; update all devices using the old names.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

mcu-clock-living-room.yaml

@@ -30,8 +30,8 @@ packages:
 
 # https://github.com/granadaxronos/120-SONG_NOKIA_RTTTL_RINGTONE_PLAYER_FOR_ARDUINO_UNO/blob/master/RTTTL_PLAYER/songs.h
 api:
-  services:
-    - service: play_rtttl
+  actions:
+    - action: play_rtttl
       variables:
         song: string
       then: