chore(deps): bump org.springdoc:springdoc-openapi-starter-webmvc-ui (#192)

Bumps [org.springdoc:springdoc-openapi-starter-webmvc-ui](https://github.com/springdoc/springdoc-openapi) from 2.7.0 to 2.8.4.
- [Release notes](https://github.com/springdoc/springdoc-openapi/releases)
- [Changelog](https://github.com/springdoc/springdoc-openapi/blob/main/CHANGELOG.md)
- [Commits](springdoc/springdoc-openapi@v2.7.0...v2.8.4)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pom.xml

@@ -20,7 +20,7 @@
     <properties>
         <!-- Third-party libraries -->
         <spring-data-jdbc.version>1.2.1.RELEASE</spring-data-jdbc.version>
-        <springdoc-openapi-ui.version>2.7.0</springdoc-openapi-ui.version>
+        <springdoc-openapi-ui.version>2.8.4</springdoc-openapi-ui.version>
         <jackson-databind-nullable.version>0.2.6</jackson-databind-nullable.version>
         <mapstruct.version>1.6.3</mapstruct.version>
         <jaxb-api.version>2.3.1</jaxb-api.version>