chore(deps): bump yargs-parser and snowpack

Bumps [yargs-parser](https://github.com/yargs/yargs-parser) to 20.2.9 and updates ancestor dependency [snowpack](https://github.com/snowpackjs/snowpack). These dependencies need to be updated together.


Updates `yargs-parser` from 16.1.0 to 20.2.9
- [Release notes](https://github.com/yargs/yargs-parser/releases)
- [Changelog](https://github.com/yargs/yargs-parser/blob/main/CHANGELOG.md)
- [Commits](yargs/yargs-parser@v16.1.0...yargs-parser-v20.2.9)

Updates `snowpack` from 1.7.1 to 3.8.8
- [Release notes](https://github.com/snowpackjs/snowpack/releases)
- [Changelog](https://github.com/FredKSchott/snowpack/blob/main/CHANGELOG.md)
- [Commits](https://github.com/snowpackjs/snowpack/compare/create-snowpack-app@1.7.1...snowpack@3.8.8)

---
updated-dependencies:
- dependency-name: yargs-parser
  dependency-type: indirect
- dependency-name: snowpack
  dependency-type: direct:development
...

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