[REFACTOR] [Hacker Rank] Interview Preparation Kit: Arrays: Left Rotation. Clean code improvement.

Author: Gonzalo Diaz

src/hackerrank/interview_preparation_kit/arrays/ctci_array_left_rotation.py

@@ -4,11 +4,12 @@
 import logging
 
 LOGGER = logging.getLogger(__name__)
+FIRST_POSITION: int = 0
 
 
 def rot_left_one(group: list[int]) -> list[int]:
 
-    first = group.pop(0)
+    first = group.pop(FIRST_POSITION)
     group.append(first)
 
     return group