Refactor AudioFileVerifier: move FriendlyName, remove Verify

Moved FriendlyName override to class body and removed the
Verify method implementation from AudioFileVerifier.

Author: AnakinRaW

src/ModVerify/Verifiers/Commons/AudioFileVerifier.cs

@@ -14,6 +14,8 @@ public class AudioFileVerifier : GameVerifier<AudioFileInfo>
 {
     private readonly IAlreadyVerifiedCache? _alreadyVerifiedCache;
 
+    public override string FriendlyName => "Audio File format";
+
     public AudioFileVerifier(GameVerifierBase parent) : base(parent)
     {
         _alreadyVerifiedCache = Services.GetService<IAlreadyVerifiedCache>();
@@ -27,8 +29,6 @@ public AudioFileVerifier(IGameVerifierInfo? parent,
         _alreadyVerifiedCache = serviceProvider.GetService<IAlreadyVerifiedCache>();
     }
 
-    public override string FriendlyName => "Audio File format";
-
     public override void Verify(AudioFileInfo sampleInfo, IReadOnlyCollection<string> contextInfo, CancellationToken token)
     {
         var cached = _alreadyVerifiedCache?.GetEntry(sampleInfo.SampleName);