[Deps] update has, prop-types

Author: ljharb

package.json

@@ -25,9 +25,9 @@
   "bugs": "https://github.com/yannickcr/eslint-plugin-react/issues",
   "dependencies": {
     "doctrine": "^2.1.0",
-    "has": "^1.0.2",
+    "has": "^1.0.3",
     "jsx-ast-utils": "^2.0.1",
-    "prop-types": "^15.6.1"
+    "prop-types": "^15.6.2"
   },
   "devDependencies": {
     "babel-eslint": "^8.2.5",