fix(package): update jest-pnp-resolver to version 1.2.0

Closes #62

Author: greenkeeper[bot]

package.json

@@ -30,7 +30,7 @@
     "html-webpack-plugin": "4.0.0-beta.4",
     "husky": "1.2.0",
     "identity-obj-proxy": "3.0.0",
-    "jest-pnp-resolver": "1.0.2",
+    "jest-pnp-resolver": "1.2.0",
     "jest-resolve": "23.6.0",
     "jest": "23.6.0",
     "lint-staged": "8.1.0",