Update audio processing state: next_index=453

processing_audio_state.json

@@ -1,5 +1,5 @@
 {
-  "next_download_index": 517,
+  "next_download_index": 453,
   "file_states": {
     "audio/\u5982\u4f55\u6fc0\u6d3b\u5b57\u5e55.wav": "processed",
     "audio/week08 11 space switching.wav": "processed",
@@ -359,7 +359,6 @@
     "audio/Basic Rain Effects.wav": "failed",
     "audio/B_06_2_MODELING_THE_ROBO_OUTRO.wav": "failed",
     "audio/B_06_1_MeshDoctor.wav": "processed",
-    "audio/A_08_2_ViewportEssentials_Part2.wav": "failed",
-    "audio/A_08_1_ViewportEssentials_Part1.wav": "failed"
+    "audio/B_06_0_MeshDoctor_Intro.wav": "processing"
   }
 }