chore: update devDeps (typescript-eslint/parser, gitdown)

Author: brettz9

package.json

@@ -20,14 +20,14 @@
     "@babel/plugin-transform-flow-strip-types": "^7.6.3",
     "@babel/preset-env": "^7.6.3",
     "@babel/register": "^7.6.2",
-    "@typescript-eslint/parser": "^2.5.0",
+    "@typescript-eslint/parser": "^2.6.0",
     "babel-eslint": "^10.0.3",
     "babel-plugin-add-module-exports": "^1.0.2",
     "babel-plugin-istanbul": "^5.2.0",
     "chai": "^4.2.0",
     "eslint": "6.6.0",
     "eslint-config-canonical": "^17.7.0",
-    "gitdown": "^3.1.1",
+    "gitdown": "^3.1.2",
     "glob": "^7.1.5",
     "husky": "^3.0.9",
     "mocha": "^6.2.2",