chore(package): update del-cli to version 3.0.0

Closes #149

Author: greenkeeper[bot]

package.json

@@ -37,7 +37,7 @@
     "babel-eslint": "^10.0.1",
     "codecov": "^3.0.0",
     "cross-env": "^5.0.5",
-    "del-cli": "^1.1.0",
+    "del-cli": "^3.0.0",
     "eslint": "^5.0.1",
     "eslint-config-i-am-meticulous": "^11.0.0",
     "eslint-config-prettier": "^4.0.0",