feat(service-menu): pobla AUDIO amb toggles i sliders de volum

data/locale/ca.yaml

@@ -61,6 +61,13 @@ service_menu:
   video_vsync: "VSYNC"
   video_aa: "ANTIALIAS"
   video_postfx: "POSTPROCESSAT"
+  # Items del submenu AUDIO
+  audio_master: "AUDIO"
+  audio_master_volume: "VOLUM GENERAL"
+  audio_music: "MUSICA"
+  audio_music_volume: "VOLUM MUSICA"
+  audio_sound: "EFECTES"
+  audio_sound_volume: "VOLUM EFECTES"
   # Valors comuns
   value_on: "ACTIU"
   value_off: "INACTIU"

data/locale/en.yaml

@@ -60,6 +60,13 @@ service_menu:
   video_vsync: "VSYNC"
   video_aa: "ANTIALIAS"
   video_postfx: "POSTPROCESS"
+  # Items of AUDIO submenu
+  audio_master: "AUDIO"
+  audio_master_volume: "MASTER VOLUME"
+  audio_music: "MUSIC"
+  audio_music_volume: "MUSIC VOLUME"
+  audio_sound: "SOUNDS"
+  audio_sound_volume: "SOUND VOLUME"
   # Common values
   value_on: "ON"
   value_off: "OFF"