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/main/java/com/thealgorithms/backtracking/AllPathsFromSourceToTarget.java

@@ -98,4 +98,4 @@ public class AllPathsFromSourceToTarget {
         return nm;
         // returns all possible paths from source to destination
     }
-}
+}

src/main/java/com/thealgorithms/backtracking/ArrayCombination.java

@@ -26,4 +26,4 @@ public class ArrayCombination {
         }
         return Combination.combination(arr, length);
     }
-}
+}