Fix clang errors

Author: Hardvan

src/main/java/com/thealgorithms/scheduling/MLFQScheduler.java

@@ -131,8 +131,9 @@ public Process(int pid, int burstTime, int arrivalTime) {
      */
     public void execute(int timeSlice) {
         remainingTime -= timeSlice;
-        if (remainingTime < 0)
+        if (remainingTime < 0) {
             remainingTime = 0;
+        }
     }
 
     /**

src/test/java/com/thealgorithms/scheduling/MLFQSchedulerTest.java

@@ -26,7 +26,7 @@ void testMLFQScheduling() {
 
     @Test
     void testProcessCompletionOrder() {
-        int[] timeQuantums = { 3, 6, 9 };
+        int[] timeQuantums = {3, 6, 9};
         MLFQScheduler scheduler = new MLFQScheduler(3, timeQuantums);
 
         Process p1 = new Process(1, 10, 0);