chore(package): update babel-loader to version 8.0.0 (#26)

Author: greenkeeper[bot]

package.json

@@ -23,7 +23,7 @@
     "@babel/preset-env": "^7.0.0-rc.1",
     "babel-core": "^7.0.0-bridge.0",
     "babel-jest": "^23.4.2",
-    "babel-loader": "^7.1.5",
+    "babel-loader": "^8.0.0",
     "eslint": "^5.3.0",
     "eslint-config-airbnb": "^17.1.0",
     "eslint-config-prettier": "^3.0.1",