chore(deps): Bump org.apache.avro:avro from 1.11.3 to 1.12.0

Bumps org.apache.avro:avro from 1.11.3 to 1.12.0.

---
updated-dependencies:
- dependency-name: org.apache.avro:avro
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

dependencies.gradle

@@ -31,7 +31,7 @@ ext {
 
     asyncapiCoreVersion = '1.0.0-EAP-2'
 
-    avroVersion = '1.11.3'
+    avroVersion = '1.12.0'
 
     awaitilityVersion = '4.2.1'