Update dependency del-cli to v3

Author: renovate-bot

package.json

@@ -36,7 +36,7 @@
     "@babel/plugin-transform-modules-commonjs": "7.6.0",
     "@babel/preset-env": "7.6.0",
     "babel-jest": "24.9.0",
-    "del-cli": "2.0.0",
+    "del-cli": "3.0.0",
     "eslint": "6.4.0",
     "eslint-config-prettier": "6.2.0",
     "eslint-config-standard": "14.1.0",