chore(deps): update confluentinc/cp-schema-registry docker tag to v7.9.1 (#473)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

docker-compose.yml

@@ -24,7 +24,7 @@ services:
       CLUSTER_ID: 'MkU3OEVBNTcwNTJENDM2Qk'
 
   schemaregistry:
-    image: confluentinc/cp-schema-registry:7.9.0
+    image: confluentinc/cp-schema-registry:7.9.1
     restart: always
     depends_on:
       - kafka