Bump redis from 3.0.2 to 3.1.1

Bumps [redis](https://github.com/NodeRedis/node-redis) from 3.0.2 to 3.1.1.
- [Release notes](https://github.com/NodeRedis/node-redis/releases)
- [Changelog](https://github.com/NodeRedis/node-redis/blob/master/CHANGELOG.md)
- [Commits](https://github.com/NodeRedis/node-redis/compare/v3.0.2...v3.1.1)

Signed-off-by: dependabot[bot] <support@github.com>

package-lock.json

@@ -5220,12 +5220,12 @@
       }
     },
     "redis": {
-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/redis/-/redis-3.0.2.tgz",
-      "integrity": "sha512-PNhLCrjU6vKVuMOyFu7oSP296mwBkcE6lrAjruBYG5LgdSqtRBoVQIylrMyVZD/lkF24RSNNatzvYag6HRBHjQ==",
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/redis/-/redis-3.1.1.tgz",
+      "integrity": "sha512-QhkKhOuzhogR1NDJfBD34TQJz2ZJwDhhIC6ZmvpftlmfYShHHQXjjNspAJ+Z2HH5NwSBVYBVganbiZ8bgFMHjg==",
       "requires": {
-        "denque": "^1.4.1",
-        "redis-commands": "^1.5.0",
+        "denque": "^1.5.0",
+        "redis-commands": "^1.7.0",
         "redis-errors": "^1.2.0",
         "redis-parser": "^3.0.0"
       }

package.json

@@ -31,7 +31,7 @@
     "prom-client": "^13.1.0",
     "proxy-addr": "^2.0.6",
     "pug": "^3.0.2",
-    "redis": "^3.0.2",
+    "redis": "^3.1.1",
     "sanitize-html": "^2.3.3",
     "serve-static": "^1.14.1",
     "socket.io": "^2.0.3",