Version 0.21.9

What's Changed

• Add CLI env information to the argument parser --help by @Javagedes in #417
• edk2_logging: filter secrets [REBASE&FF] by @Javagedes in #449
• edk2_logging Updates [Rebase & FF] by @makubacki in #443

Other Changes

• Bump setuptools from 67.3.1 to 67.3.2 by @dependabot in #447
• Bump mkdocs-material from 9.0.12 to 9.0.13 in /docs/user by @dependabot in #448

Full Changelog: v0.21.8...v0.21.9