Revert codecs order in configuration

Author: mickel8

lib/ex_webrtc/peer_connection/configuration.ex

@@ -24,6 +24,11 @@ defmodule ExWebRTC.PeerConnection.Configuration do
   ]
 
   @default_video_codecs [
+    %RTPCodecParameters{
+      payload_type: 96,
+      mime_type: "video/VP8",
+      clock_rate: 90_000
+    },
     %RTPCodecParameters{
       payload_type: 98,
       mime_type: "video/H264",
@@ -46,11 +51,6 @@ defmodule ExWebRTC.PeerConnection.Configuration do
         profile_level_id: 0x42E01F
       }
     },
-    %RTPCodecParameters{
-      payload_type: 96,
-      mime_type: "video/VP8",
-      clock_rate: 90_000
-    },
     %RTPCodecParameters{
       payload_type: 45,
       mime_type: "video/AV1",