fix lint issues

Author: albinsabu2023

src/main/java/com/thealgorithms/datastructures/lists/CreateAndDetectLoop.java

@@ -6,7 +6,7 @@ public final class  CreateAndDetectLoop {
     private CreateAndDetectLoop() {
         throw new UnsupportedOperationException("Utility class");
     }
-     static final  class Node {
+     static final class Node {
         int data;
         Node next;
 
@@ -34,8 +34,8 @@ static void createLoop(Node head, int position1, int position2) {
             return;
         }
 
-        Node node1 = head;  // node at position1
-        Node node2 = head;  // node at position2
+        Node node1 = head;
+        Node node2 = head;
 
         int count1 = 1;
         int count2 = 1;

src/test/java/com/thealgorithms/datastructures/lists/CreateAndDetectLoopTest.java

@@ -6,7 +6,7 @@
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 
-public class   CreateAndDetectLoopTest {
+public class CreateAndDetectLoopTest {
 
     private CreateAndDetectLoop.Node head;