chore: bump eslint

Author: brettz9

package.json

@@ -25,7 +25,7 @@
     "babel-plugin-add-module-exports": "^1.0.2",
     "babel-plugin-istanbul": "^5.2.0",
     "chai": "^4.2.0",
-    "eslint": "6.2.2",
+    "eslint": "6.3.0",
     "eslint-config-canonical": "^17.4.0",
     "gitdown": "^3.1.1",
     "glob": "^7.1.4",