Bump io.confluent:kafka-avro-serializer in the dependencies group (#299)

Bumps the dependencies group with 1 update: [io.confluent:kafka-avro-serializer](https://github.com/confluentinc/schema-registry).


Updates `io.confluent:kafka-avro-serializer` from 7.7.0 to 7.7.1
- [Commits](https://github.com/confluentinc/schema-registry/commits)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

build.gradle.kts

@@ -16,7 +16,7 @@ val jaxbVersion = "2.3.0.1"
 val javaxActivationVersion = "1.1.1"
 val jacksonVersion = "2.17.2"
 val joarkHendelseVersion = "96ec5ebb"
-val confluentVersion = "7.7.0"
+val confluentVersion = "7.7.1"
 val jettyVersion = "11.0.6"
 val syfoXmlCodegenVersion = "2.0.1"
 val commonsTextVersion = "1.12.0"