add redis to github worflow

.github/workflows/integration-tests.yaml

@@ -49,6 +49,14 @@ jobs:
           --health-retries 5
       statsd:
         image: hopsoft/graphite-statsd
+      redis:
+        image: redis:6.0.9-alpine
+        options: >-
+          --health-cmd "redis-cli ping"
+          --health-interval 10s
+          --health-timeout 5s
+          --health-retries 5
+
     steps:
       - uses: actions/checkout@v2
       - name: Set up go vendor cache