chore: enforce InsertNewlineAtEOF in clang-format (#4343)

* style: insert newline at eof

* style: use `InsertNewlineAtEOF` in `clang-format`

* fix: use `clang-format-16`

* chore: update clang-format-lint-action to v0.16.2

---------

Co-authored-by: Debasish Biswas <debasishbsws.dev@gmail.com>

src/test/java/com/thealgorithms/divideandconquer/StrassenMatrixMultiplicationTest.java

@@ -37,4 +37,4 @@ class StrassenMatrixMultiplicationTest {
         int[][] actResult = SMM.multiply(A, B);
         assertArrayEquals(expResult, actResult);
     }
-}
+}