chore(package): update coveralls to version 3.1.0

Author: greenkeeper[bot]

package.json

@@ -82,7 +82,7 @@
     "body-parser": "^1.19.0",
     "cassanknex": "^1.20.3",
     "chai": "^4.2.0",
-    "coveralls": "^3.0.14",
+    "coveralls": "^3.1.0",
     "dtslint": "^3.4.2",
     "express-cassandra": "^2.3.2",
     "feathers-service-tests-cassandra": "^1.0.1",