Bump org.springdoc:springdoc-openapi-starter-webmvc-ui (#200)

Bumps [org.springdoc:springdoc-openapi-starter-webmvc-ui](https://github.com/springdoc/springdoc-openapi) from 2.3.0 to 2.4.0.
- [Release notes](https://github.com/springdoc/springdoc-openapi/releases)
- [Changelog](https://github.com/springdoc/springdoc-openapi/blob/main/CHANGELOG.md)
- [Commits](springdoc/springdoc-openapi@v2.3.0...v2.4.0)

---
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>
Co-authored-by: David Gerber <dg@zapek.com>

build.gradle

@@ -23,7 +23,7 @@ buildscript {
     ext {
         bouncycastleVersion = "1.77"
         apacheCommonsCollectionsVersion = "4.4"
-        springOpenApiVersion = "2.3.0"
+        springOpenApiVersion = "2.4.0"
         jsoupVersion = "1.17.2"
         jsonPatchVersion = "1.13"
         zxingVersion = "3.5.3"