clang-tidy: Add modernize checks

These changes improve code readability, maintainability, and
performance by leveraging modern C++ features and best practices.

Tested: Build and unit tests passed successfully.

Change-Id: Ia26044323c8e67feb039868b9bff93069983481b
Signed-off-by: Jayanth Othayoth <ojayanth@gmail.com>