Fix workflows

Author: jeantessier

.github/workflows/rails_graphql_federation_books_ci.yml

@@ -63,7 +63,7 @@ jobs:
           KAFKA_CFG_CONTROLLER_LISTENER_NAMES: CONTROLLER
           KAFKA_CFG_LISTENERS: PLAINTEXT://:9092,CONTROLLER://:9093
           KAFKA_CFG_LISTENER_SECURITY_PROTOCOL_MAP: CONTROLLER:PLAINTEXT,PLAINTEXT:PLAINTEXT
-          KAFKA_CFG_ADVERTISED_LISTENERS: PLAINTEXT://127.0.0.1:9092
+          KAFKA_CFG_ADVERTISED_LISTENERS: PLAINTEXT://kafka:9092
           KAFKA_CFG_NODE_ID: 1
           KAFKA_CFG_CONTROLLER_QUORUM_VOTERS: [email protected]:9093
           ALLOW_PLAINTEXT_LISTENER: yes
@@ -88,6 +88,7 @@ jobs:
       - name: Run RSpec
         run: |
           cd ${{ env.rails_app_root }}
+	  sleep 5 # Waiting for Kafka to become available
           ./bin/rspec --format json --out tmp/rspec_results.json
 
       - name: Generate RSpec report