Format Java files with clang-format

Author: the-yash-rajput

src/main/java/com/thealgorithms/graph/TopologicalSort.java

@@ -120,4 +120,3 @@ public static List<Integer> sort(Graph g) {
         return ans;
     }
 }
-

src/test/java/com/thealgorithms/graph/TopologicalSortTest.java

@@ -335,4 +335,3 @@ void testCycleDetection() {
         assertEquals("cycle detected in graph", exception.getMessage());
     }
 }
-