Bump javalinOpenApi from 5.6.3 to 5.6.3-2 in /reposilite-backend

Bumps `javalinOpenApi` from 5.6.3 to 5.6.3-2.

Updates `io.javalin.community.openapi:javalin-openapi-plugin` from 5.6.3 to 5.6.3-2
- [Release notes](https://github.com/javalin/javalin-openapi/releases)
- [Commits](https://github.com/javalin/javalin-openapi/commits)

Updates `io.javalin.community.openapi:openapi-annotation-processor` from 5.6.3 to 5.6.3-2
- [Release notes](https://github.com/javalin/javalin-openapi/releases)
- [Commits](https://github.com/javalin/javalin-openapi/commits)

---
updated-dependencies:
- dependency-name: io.javalin.community.openapi:javalin-openapi-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: io.javalin.community.openapi:openapi-annotation-processor
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

reposilite-backend/build.gradle.kts

@@ -47,7 +47,7 @@ dependencies {
     api("io.javalin:javalin:$javalin")
     api("io.javalin.community.ssl:ssl-plugin:$javalin")
 
-    val javalinOpenApi = "5.6.3"
+    val javalinOpenApi = "5.6.3-2"
     api("io.javalin.community.openapi:javalin-openapi-plugin:$javalinOpenApi")
     kapt("io.javalin.community.openapi:openapi-annotation-processor:$javalinOpenApi")