Update environment.py

Address CycloneDX#804 by doubling % chars that are meant to be output.

Signed-off-by: Steve (Gadget) Barnes <gadgetsteve@hotmail.com>

cyclonedx_py/_internal/environment.py

@@ -64,23 +64,23 @@ def make_argument_parser(**kwargs: Any) -> 'ArgumentParser':
                        > %(prog)s "...\\some\\path\\bin\\python.exe"
                        > %(prog)s "...\\some\\path\\.venv"
                        > %(prog)s "$env:VIRTUAL_ENV"
-                       > %(prog)s %VIRTUAL_ENV%
+                       > %(prog)s %%VIRTUAL_ENV%%
                  • Build an SBOM from specific Python environment:
                        > where.exe python3.9.exe
-                       > %(prog)s "%path-to-specific-python%"
+                       > %(prog)s "%%path-to-specific-python%%"
                  • Build an SBOM from conda Python environment:
                        > conda.exe run where.exe python
-                       > %(prog)s "%path-to-conda-python%"
+                       > %(prog)s "%%path-to-conda-python%%"
                  • Build an SBOM from Pipenv environment:
                        > pipenv.exe --py
                        > pipenv.exe --venv
-                       > %(prog)s "%path-to-pipenv-python%"
+                       > %(prog)s "%%path-to-pipenv-python%%"
                  • Build an SBOM from Poetry environment:
                        > poetry.exe env info --executable
-                       > %(prog)s "%path-to-poetry-python%"
+                       > %(prog)s "%%path-to-poetry-python%%"
                  • Build an SBOM from PDM environment:
                        > pdm.exe info --python
-                       > %(prog)s "%path-to-pdm-python%"
+                       > %(prog)s "%%path-to-pdm-python%%"
                """)
         else:  # if os_name == 'posix':
             p.epilog = dedent("""\