Move methods from others to correct packages (#6475)

refactor: Move methods from `others` package to their respective packages

Author: DenizAltunkapan

src/main/java/com/thealgorithms/others/MaximumSlidingWindow.java renamed to src/main/java/com/thealgorithms/slidingwindow/MaximumSlidingWindow.java

@@ -1,4 +1,4 @@
-package com.thealgorithms.others;
+package com.thealgorithms.slidingwindow;
 
 import java.util.ArrayDeque;
 import java.util.Deque;

src/main/java/com/thealgorithms/others/RemoveDuplicateFromString.java renamed to src/main/java/com/thealgorithms/strings/RemoveDuplicateFromString.java

@@ -1,4 +1,4 @@
-package com.thealgorithms.others;
+package com.thealgorithms.strings;
 
 /**
  * @author Varun Upadhyay (https://github.com/varunu28)

src/test/java/com/thealgorithms/others/MaximumSlidingWindowTest.java renamed to src/test/java/com/thealgorithms/slidingwindow/MaximumSlidingWindowTest.java

@@ -1,4 +1,4 @@
-package com.thealgorithms.others;
+package com.thealgorithms.slidingwindow;
 
 import static org.junit.jupiter.api.Assertions.assertArrayEquals;
 

src/test/java/com/thealgorithms/others/RemoveDuplicateFromStringTest.java renamed to src/test/java/com/thealgorithms/strings/RemoveDuplicateFromStringTest.java

@@ -1,4 +1,4 @@
-package com.thealgorithms.others;
+package com.thealgorithms.strings;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertNull;