Fix clang-format: add newlines

Author: PauLopNun

src/main/java/com/thealgorithms/sorts/SmoothSort.java

@@ -96,4 +96,4 @@ private <T extends Comparable<T>> void trinkle(T[] array, int p, int head, int t
         array[head] = val;
         sift(array, p, head);
     }
-}
+}

src/test/java/com/thealgorithms/sorts/SmoothSortTest.java

@@ -5,4 +5,4 @@ public class SmoothSortTest extends SortingAlgorithmTest {
     SortAlgorithm getSortAlgorithm() {
         return new SmoothSort();
     }
-}
+}