Update sadu to v2.2.1

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
de.chojo.sadu:sadu-datasource	2.2.0 -> 2.2.1
de.chojo.sadu:sadu-postgresql	2.2.0 -> 2.2.1
de.chojo.sadu:sadu-updater	2.2.0 -> 2.2.1
de.chojo.sadu:sadu-queries	2.2.0 -> 2.2.1

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Release Notes

rainbowdashlabs/sadu (de.chojo.sadu:sadu-datasource)

### [`v2.2.1`](https://togithub.com/rainbowdashlabs/sadu/releases/tag/v2.2.1) ##### What's Changed - Switch wrong search path creation on postgresql by [@​rainbowdashlabs](https://togithub.com/rainbowdashlabs) in [https://github.com/rainbowdashlabs/sadu/pull/185](https://togithub.com/rainbowdashlabs/sadu/pull/185) - Do not attempt to format a string if no replacements are provided [https://github.com/rainbowdashlabs/sadu/pull/187](https://togithub.com/rainbowdashlabs/sadu/pull/187)/commits/c8c936318f09ad391221a4b88194e20aeea3d080 - Release 2.2.1 by [@​rainbowdashlabs](https://togithub.com/rainbowdashlabs) in [https://github.com/rainbowdashlabs/sadu/pull/187](https://togithub.com/rainbowdashlabs/sadu/pull/187) **Full Changelog**: https://github.com/rainbowdashlabs/sadu/compare/v2.2.0...v2.2.1

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