Remove extraneous indentation in RemoveFileExtension

(cherry picked from commit dca5239420e21f91c1d67bc8bbb14cdb13c8d5d9)

src/NzbDrone.Core/Parser/Parser.cs

@@ -593,15 +593,15 @@ namespace NzbDrone.Core.Parser
         public static string RemoveFileExtension(string title)
         {
             title = FileExtensionRegex.Replace(title, m =>
+            {
+                var extension = m.Value.ToLower();
+                if (MediaFiles.MediaFileExtensions.Extensions.Contains(extension) || new[] { ".par2", ".nzb" }.Contains(extension))
                 {
-                    var extension = m.Value.ToLower();
-                    if (MediaFiles.MediaFileExtensions.Extensions.Contains(extension) || new[] { ".par2", ".nzb" }.Contains(extension))
-                    {
-                        return string.Empty;
-                    }
+                    return string.Empty;
+                }
 
-                    return m.Value;
-                });
+                return m.Value;
+            });
 
             return title;
         }