EMBLmyGFF3-v2.3

• Remove python_version>="3.8.0" from install_requires section in setup.py that was not working properly. Use instead old fashion test e.g. if sys.version_info < (3,9): sys.exit('Sorry, Python >= 3.9 is required')
  This change fix Installation issue EMBLmyGFF3 & python version requirements #79 , fix if I can specify certain python source during python setup.py install #77
• Update test : Remove dates for comparison between expected output and result (DT and RL lines). Change taxonomy for prokka test that has recently changed in NCBI taxonomy DB.
• Move minimum python requirement from python 3.8 to python 3.9 due to solve some dependencies requirement issues
• fix #78 Not for ENA submission: Sequence too short add possibility to avoid to skip short sequences (< 100 nt)
• Change CI badge on README page