fixed unit test to not changes files in git everytime is executed

2 jobs for extentForVideos in 1 minute and 3 seconds (queued for 5 seconds)
Name Stage Failure
failed
test Test
/usr/local/lib/python3.9/subprocess.py:1821: FileNotFoundError
=========================== short test summary info ============================
FAILED tests/test_unitTests.py::Test_image::test_video_uuid - AssertionError:...
FAILED tests/test_unitTests.py::Test_iFDO::test_createiFDO - FileNotFoundErro...
FAILED tests/test_unitTests.py::Test_iFDO::test_iFDO - AssertionError: FileNo...
FAILED tests/test_unitTests.py::Test_iFDO::test_updateiFDOHeaderFields - File...
========================= 4 failed, 22 passed in 1.38s =========================
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1