Fix Kruskal MST method structure and formatting

Author: anandraj095

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

@@ -50,7 +50,6 @@ public static List<Edge> findMST(final int vertices, final List<Edge> edges) {
         }
       }
     }
-
     return mst;
   }