Bump eslint from 6.5.1 to 6.7.2 (#29)

Author: dependabot-preview[bot]

package.json

@@ -23,7 +23,7 @@
     "pkg-dir": "^4.2.0"
   },
   "devDependencies": {
-    "eslint": "^6.2.2",
+    "eslint": "^6.7.2",
     "eslint-config-prettier": "^6.1.0",
     "eslint-plugin-node": "^10.0.0",
     "eslint-plugin-prettier": "^3.1.0",