Use sys._clear_internal_caches instead of deprecated sys._clear_type_cache at test_cmd_line #134179

Fixing TODO: Remove warnings context manager once sys._clear_type_cache is removed by using sys._clear_internal_caches isntead of deprecated sys._clear_type_cache at test_cmd_line

Linked PRs

• gh-134179: use sys._clear_internal_caches isntead of deprecated sys._clear_type_cache at test_cmd_line #134180
• [3.14] gh-134179: Use sys._clear_internal_caches() at test_cmd_line (GH-134180) #144631