Potential fix for code scanning alert no. 146: Disallow type assertions that do not change the type of an expression

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>

Author: sir-gon

src/hackerrank/interview_preparation_kit/arrays/ctci_array_left_rotation.test.ts

@@ -10,7 +10,7 @@ describe('ctci_array_left_rotation', () => {
     expect.assertions(8);
 
     ROT_LEFT_TEST_CASES.forEach((test) => {
-      const numbers = test.input as number[];
+      const numbers = test.input;
 
       const answer = arrayLeftRotation.rotLeft(
         numbers,