Fix checkstyle 💩

Author: kennytv

api/src/main/java/com/velocitypowered/api/util/ModInfo.java

@@ -76,6 +76,12 @@ public static final class Mod {
     private final String id;
     private final String version;
 
+    /**
+     * Creates a new mod info.
+     *
+     * @param id the mod identifier
+     * @param version the mod version
+     */
     public Mod(String id, String version) {
       this.id = Preconditions.checkNotNull(id, "id");
       this.version = Preconditions.checkNotNull(version, "version");