清理残余 MCBBS 相关内容 (#2953)

* 清理残余 MCBBS 相关内容

* update

HMCLCore/src/main/java/org/jackhuang/hmcl/mod/ModManager.java

@@ -322,10 +322,6 @@ public final class ModManager {
         return getModsDirectory().resolve(fileName);
     }
 
-    public static String getMcbbsUrl(String mcbbsId) {
-        return String.format("https://www.mcbbs.net/thread-%s-1-1.html", mcbbsId);
-    }
-
     public static final String DISABLED_EXTENSION = ".disabled";
     public static final String OLD_EXTENSION = ".old";
 }