Bump de.digitalcollections:iiif-server-hymir

Bumps [de.digitalcollections:iiif-server-hymir](https://github.com/dbmdz/iiif-server-hymir) from 5.1.12-SNAPSHOT to 5.1.12.
- [Release notes](https://github.com/dbmdz/iiif-server-hymir/releases)
- [Changelog](https://github.com/dbmdz/iiif-server-hymir/blob/main/CHANGES.md)
- [Commits](https://github.com/dbmdz/iiif-server-hymir/commits/5.1.12)

---
updated-dependencies:
- dependency-name: de.digitalcollections:iiif-server-hymir
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

pom.xml

@@ -61,7 +61,7 @@
     <dependency>
       <groupId>de.digitalcollections</groupId>
       <artifactId>iiif-server-hymir</artifactId>
-      <version>5.1.12-SNAPSHOT</version>
+      <version>5.1.12</version>
     </dependency>
     <dependency>
       <groupId>org.junit.jupiter</groupId>