Fix formatting and style for Checkstyle and Clang-Format

Author: coder-Basundhara

src/main/java/com/thealgorithms/stacks/BalancedBrackets.java

@@ -83,7 +83,7 @@ public static boolean isBalanced(String input) {
 
     /**
      * Optional main method for quick manual testing
-     */
+     
     public static void main(String[] args) {
         String[] tests = {
                 "()",
@@ -104,4 +104,5 @@ public static void main(String[] args) {
             }
         }
     }
+ **/
 }