Bump org.openapitools:jackson-databind-nullable from 0.2.7 to 0.2.8

Bumps [org.openapitools:jackson-databind-nullable](https://github.com/OpenAPITools/jackson-databind-nullable) from 0.2.7 to 0.2.8.
- [Release notes](https://github.com/OpenAPITools/jackson-databind-nullable/releases)
- [Commits](OpenAPITools/jackson-databind-nullable@v0.2.7...v0.2.8)

---
updated-dependencies:
- dependency-name: org.openapitools:jackson-databind-nullable
  dependency-version: 0.2.8
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

hub/pom.xml

@@ -21,7 +21,7 @@
 
         <jersey-version>2.37</jersey-version>
         <jackson-version>2.19.2</jackson-version>
-        <jackson-databind-nullable-version>0.2.7</jackson-databind-nullable-version>
+        <jackson-databind-nullable-version>0.2.8</jackson-databind-nullable-version>
         <jakarta-annotation-version>1.3.5</jakarta-annotation-version>
     </properties>