Add new music discs, models, and update release workflow; remove obsolete files

data/new_music/jukebox_song/pawn_shop1.json

@@ -0,0 +1,8 @@
+{
+  "comparator_output": 1,
+  "description": "Author - Pawn Shop",
+  "length_in_seconds": 88,
+  "sound_event": {
+    "sound_id": "minecraft:music_disc.pawn_shop1"
+  }
+}