Update 'composer-staging.json'

composer-staging.json

@@ -36,6 +36,7 @@
         "wm/roll-call": "dev-dev",
         "wm/lms": "dev-dev",
         "wm/service-store": "dev-dev",
+        "predis/predis": "^1.1",
         "wm/contact-us": "dev-dev",
         "zircote/swagger-php": "^3.0"
     },