build(deps-dev): bump com.authzed.api:authzed from 0.10.0 to v0.12.0

Bumps [com.authzed.api:authzed](https://github.com/authzed/authzed-java) from 0.10.0 to v0.12.0.
- [Release notes](https://github.com/authzed/authzed-java/releases)
- [Commits](authzed/authzed-java@0.10.0...v0.12.0)

---
updated-dependencies:
- dependency-name: com.authzed.api:authzed
  dependency-type: direct:development
...

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

embedded-spicedb/pom.xml

@@ -14,7 +14,7 @@
 
     <properties>
         <grpc-protobuf.version>1.68.0</grpc-protobuf.version>
-        <authzed.version>0.10.0</authzed.version>
+        <authzed.version>v0.12.0</authzed.version>
     </properties>
 
     <dependencies>