build(deps): bump springdoc.version from 2.1.0 to 2.2.0

Bumps `springdoc.version` from 2.1.0 to 2.2.0.

Updates `org.springdoc:springdoc-openapi-starter-webmvc-ui` from 2.1.0 to 2.2.0
- [Release notes](https://github.com/springdoc/springdoc-openapi/releases)
- [Changelog](https://github.com/springdoc/springdoc-openapi/blob/main/CHANGELOG.md)
- [Commits](springdoc/springdoc-openapi@v2.1.0...v2.2.0)

Updates `org.springdoc:springdoc-openapi-starter-common` from 2.1.0 to 2.2.0
- [Release notes](https://github.com/springdoc/springdoc-openapi/releases)
- [Changelog](https://github.com/springdoc/springdoc-openapi/blob/main/CHANGELOG.md)
- [Commits](springdoc/springdoc-openapi@v2.1.0...v2.2.0)

---
updated-dependencies:
- dependency-name: org.springdoc:springdoc-openapi-starter-webmvc-ui
  dependency-type: direct:production
  update-type: version-update:semver-minor
- dependency-name: org.springdoc:springdoc-openapi-starter-common
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

pom.xml

@@ -20,7 +20,7 @@
         <sha1/>
         <changelist>-SNAPSHOT</changelist>
         <kotlin.version>1.9.0</kotlin.version>
-        <springdoc.version>2.1.0</springdoc.version>
+        <springdoc.version>2.2.0</springdoc.version>
         <mockk.version>1.13.7</mockk.version>
         <token-validation-spring.version>3.1.2</token-validation-spring.version>
         <okhttp3.version>4.9.1</okhttp3.version> <!-- overskriver spring sin versjon, blir brukt av mock-oauth2-server -->