Bump org.kohsuke:github-api from 1.321 to 1.323

Bumps [org.kohsuke:github-api](https://github.com/hub4j/github-api) from 1.321 to 1.323.
- [Release notes](https://github.com/hub4j/github-api/releases)
- [Changelog](https://github.com/hub4j/github-api/blob/main/CHANGELOG.md)
- [Commits](hub4j/github-api@github-api-1.321...github-api-1.323)

---
updated-dependencies:
- dependency-name: org.kohsuke:github-api
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

pom.xml

@@ -30,7 +30,7 @@
     <java.version>17</java.version>
 
     <autograding-model.version>3.32.0</autograding-model.version>
-    <github-api.version>1.321</github-api.version>
+    <github-api.version>1.323</github-api.version>
     <testcontainers.version>1.19.8</testcontainers.version>
 
     <jib-maven-plugin.version>3.4.3</jib-maven-plugin.version>