Test: Temporarily remove unstable refactored tests from smoke scope (#1456)

Signed-off-by: Wilczynski, Andrzej <andrzej.wilczynski@intel.com>

Author: awilczyns

tests/validation/tests/single/st20p/format/test_format_refactored.py

@@ -6,7 +6,6 @@
 from mtl_engine.media_files import yuv_files_422p10le, yuv_files_422rfc10
 
 
-@pytest.mark.smoke
 @pytest.mark.nightly
 @pytest.mark.parametrize(
     "media_file",