fix(package): update hot-shots to version 6.1.0

Closes #30

Author: greenkeeper[bot]

package.json

@@ -5,7 +5,7 @@
     "amqplib": "^0.5.1",
     "changes-stream": "^2.1.0",
     "envalid": "^4.0.0",
-    "hot-shots": "^5.0.0",
+    "hot-shots": "^6.1.0",
     "lodash": "^4.16.2",
     "normalize-registry-metadata": "^1.1.2",
     "redis": "^2.6.2",