fix(deps): update dependency io.confluent:kafka-json-schema-serializer to v7.9.1

Author: renovate[bot]

build.gradle.kts

@@ -44,7 +44,7 @@ dependencies {
 
     implementation("io.confluent:kafka-schema-registry-client:7.9.0")
     implementation("io.confluent:kafka-protobuf-serializer:7.9.0")
-    implementation("io.confluent:kafka-json-schema-serializer:7.9.0")
+    implementation("io.confluent:kafka-json-schema-serializer:7.9.1")
     implementation("com.github.everit-org.json-schema:org.everit.json.schema:1.14.4")
 
     implementation("io.github.java-diff-utils:java-diff-utils:4.15")