Bump org.springdoc:springdoc-openapi-starter-webmvc-ui (#297)

Bumps [org.springdoc:springdoc-openapi-starter-webmvc-ui](https://github.com/springdoc/springdoc-openapi) from 2.6.0 to 2.8.1.
- [Release notes](https://github.com/springdoc/springdoc-openapi/releases)
- [Changelog](https://github.com/springdoc/springdoc-openapi/blob/main/CHANGELOG.md)
- [Commits](springdoc/springdoc-openapi@v2.6.0...v2.8.1)

---
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] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

kstreamplify-spring-boot/pom.xml

@@ -12,7 +12,7 @@
     <artifactId>kstreamplify-spring-boot</artifactId>
 
     <properties>
-        <springdoc.version>2.6.0</springdoc.version>
+        <springdoc.version>2.8.1</springdoc.version>
     </properties>
 
     <dependencyManagement>