Drop the speaker override, esphome#19862 is merged

mcu-echo.yaml

@@ -40,12 +40,6 @@ packages:
     vars:
       light_id: led_light
 
-external_components:
-  # speaker media player: skip a failed playlist item (esphome#19862), drop once merged
-  - source: github://randybb/esphome-components
-    components: [speaker]
-    refresh: 1h
-
 api:
   actions:
     # https://github.com/granadaxronos/120-SONG_NOKIA_RTTTL_RINGTONE_PLAYER_FOR_ARDUINO_UNO/blob/master/RTTTL_PLAYER/songs.h