Bump org.springdoc:springdoc-openapi-bom from 2.8.12 to 2.8.13 (#310)

Bumps [org.springdoc:springdoc-openapi-bom](https://github.com/springdoc/springdoc-openapi) from 2.8.12 to 2.8.13.
- [Release notes](https://github.com/springdoc/springdoc-openapi/releases)
- [Changelog](https://github.com/springdoc/springdoc-openapi/blob/main/CHANGELOG.md)
- [Commits](springdoc/springdoc-openapi@v2.8.12...v2.8.13)

---
updated-dependencies:
- dependency-name: org.springdoc:springdoc-openapi-bom
  dependency-version: 2.8.13
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -7,7 +7,7 @@ detekt = { group = "io.gitlab.arturbosch.detekt", name = "detekt-gradle-plugin",
 detekt-formatting = { group = "io.gitlab.arturbosch.detekt", name = "detekt-formatting", version.ref = "detekt" }
 detekt-libraries = { group = "io.gitlab.arturbosch.detekt", name = "detekt-rules-libraries", version.ref = "detekt" }
 spring-boot-v3-dependencies = { group = "org.springframework.boot", name = "spring-boot-dependencies", version.ref = "spring-boot-v3" }
-springdoc-openapi = "org.springdoc:springdoc-openapi-bom:2.8.12"
+springdoc-openapi = "org.springdoc:springdoc-openapi-bom:2.8.13"
 spring-cloud = "org.springframework.cloud:spring-cloud-dependencies:2025.0.0"
 datasource-micrometer = "net.ttddyy.observation:datasource-micrometer-spring-boot:1.1.2"
 logstash = "net.logstash.logback:logstash-logback-encoder:8.1"