fix: fixed RemoveByIndex array list method

pkg/collections/array_list/array_list_methods.go

@@ -38,7 +38,7 @@ func (self *ArrayList[T]) Remove(element T) {
 	for index, value := range self.content {
 
 		if any(value) == any(element) {
-			indexFromMove = index + 1
+			indexFromMove = index
 			break
 		}
 	}
@@ -50,7 +50,7 @@ func (self *ArrayList[T]) RemoveByIndex(index int) {
 	contentSize := len(self.content)
 
 	if index >= 0 {
-		for i := index; i < contentSize; i++ {
+		for i := index + 1; i < contentSize; i++ {
 			self.content[i-1] = self.content[i]
 		}