Add Kafka 3.6 to the integration test matrix.

Author: davidblewett

.github/workflows/ci.yml

@@ -69,6 +69,8 @@ jobs:
       fail-fast: false
       matrix:
         include:
+          - confluent-version: 7.5.1
+            kafka-version: 3.6
           - confluent-version: 7.5.1
             kafka-version: 3.5
           - confluent-version: 5.3.1