Changed Regex to verbatim string literal

Co-authored-by: Cody Robibero <[email protected]>

Jellyfin.Plugin.AniList/Providers/AniList/AniListSearchHelper.cs

@@ -26,7 +26,7 @@ public static String PreprocessTitle(String path)
             // Only replaces if the name ends with a parenthesis to hopefully avoid mangling titles with parens (e.g. Evangelion 1.11 You Are (Not) Alone)
             input = Regex.Replace(
                 input.Trim(), 
-                "\\((\\w|\\d|\\s)+\\)$", String.Empty);
+                @"\((\w|[0-9]|\s)+\)$", String.Empty);
 
 
             return input;