Bump org.springdoc:springdoc-openapi-starter-webmvc-ui (#4594)

Bumps [org.springdoc:springdoc-openapi-starter-webmvc-ui](https://github.com/springdoc/springdoc-openapi) from 2.8.3 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@v2.8.3...v2.8.4)

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

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

pom.xml

@@ -116,7 +116,7 @@
 		<!-- Spring -->
 		<spring.boot.version>3.4.2</spring.boot.version>
 		<spring.admin.version>3.4.1</spring.admin.version>
-		<springdoc.version>2.8.3</springdoc.version>
+		<springdoc.version>2.8.4</springdoc.version>
 
 		<!-- Webjars -->
 		<webjars.bootstrap.version>5.3.2</webjars.bootstrap.version>