Update transcription processing state: next_index=69, count=0

processing_state_transcriptions.json

@@ -1,5 +1,5 @@
 {
-  "next_download_index": 68,
+  "next_download_index": 69,
   "file_states": {
     " 3. What Is Concept Art.wav": "processed",
     "0.1 Course Introduction.wav": "processed",
@@ -67,7 +67,8 @@
     "003 Downloading the Engine.wav": "processed",
     "003 Importing Assets.wav": "processed",
     "003 Landscape materials - Painting terrain.wav": "processed",
-    "003 Lighting the Scene.wav": "processed"
+    "003 Lighting the Scene.wav": "processed",
+    "003 Material parameters and texture size.wav": "processed"
   },
   "transcription_count": 0
 }