Fix AudioStream:append related item;

api/init.lua

@@ -3040,7 +3040,7 @@ return {
               key = "AudioStream:append",
               module = "lovr.data",
               related = {
-                "lovr.audio.newAudioStream",
+                "lovr.data.newAudioStream",
                 "AudioStream:getDuration"
               },
               variants = {

api/lovr/data/AudioStream/append.lua

@@ -60,7 +60,7 @@ return {
     }
   },
   related = {
-    'lovr.audio.newAudioStream',
+    'lovr.data.newAudioStream',
     'AudioStream:getDuration'
   }
 }