Merge pull request #172 from testing-library/renovate/eslint-6.x

chore(deps): update dependency eslint to v6.4.0

Author: mpeyper

package-lock.json

@@ -54,7 +54,7 @@
     "codecov": "3.5.0",
     "docz": "1.3.2",
     "docz-theme-default": "1.2.0",
-    "eslint": "6.3.0",
+    "eslint": "6.4.0",
     "eslint-config-prettier": "6.3.0",
     "eslint-plugin-prettier": "3.1.0",
     "husky": "3.0.5",