v2.1.3

--------
2023-07-21:
    - require minimum python 3.8
    - remove python 3.7 tests
    - introduce PEP517 packaging standard
    - introduce pyproject.toml build-system
    - remove mypy.ini
    - remove pytest.ini
    - remove setup.cfg
    - remove setup.py
    - remove .bettercodehub.yml
    - remove .travis.yml
    - update black config
    - clean ./tests/test_cli.py
    - add codeql badge
    - move 3rd_party_stubs outside the src directory to ``./.3rd_party_stubs``
    - add pypy 3.10 tests
    - add python 3.12-dev tests

rst_include/libs/lib_block_options.py

@@ -148,7 +148,7 @@ def get_option_key_from_source_line(source_line: SourceLine) -> str:
 def log_and_raise_value_error_if_option_not_in_block(option: str, block: Block) -> None:
     if not is_option_in_block(option, block):
         s_error = f'Error in File: "{block.source}", option "{option}' \
-                  f'" not found in block starting with Line: {block.l_source_lines[0].line_number}'    # noqa: E126    # for python 3.12beta
+                  f'" not found in block starting with Line: {block.l_source_lines[0].line_number}'    # noqa: E126 E713    # for python 3.12beta
         lib_log_utils.log_error(s_error)
         raise ValueError(s_error)