core: bump scim2-filter-parser from 0.5.1 to 0.6.0

Bumps [scim2-filter-parser](https://github.com/15five/scim2-filter-parser) from 0.5.1 to 0.6.0.
- [Changelog](https://github.com/15five/scim2-filter-parser/blob/master/CHANGELOG.rst)
- [Commits](https://github.com/15five/scim2-filter-parser/commits)

---
updated-dependencies:
- dependency-name: scim2-filter-parser
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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