Bump io.confluent:kafka-avro-serializer from 7.6.1 to 7.7.0

Bumps [io.confluent:kafka-avro-serializer](https://github.com/confluentinc/schema-registry) from 7.6.1 to 7.7.0.
- [Commits](confluentinc/schema-registry@v7.6.1...v7.7.0)

---
updated-dependencies:
- dependency-name: io.confluent:kafka-avro-serializer
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

pom.xml

@@ -37,7 +37,7 @@
         <dependency>
             <groupId>io.confluent</groupId>
             <artifactId>kafka-avro-serializer</artifactId>
-            <version>7.6.1</version>
+            <version>7.7.0</version>
         </dependency>
         <dependency>
             <groupId>org.apache.avro</groupId>