fix: upgrade axios from 0.18.1 to 0.19.2

Snyk has created this PR to upgrade axios from 0.18.1 to 0.19.2.

See this package in NPM:
https://www.npmjs.com/package/axios

See this project in Snyk:
https://app.snyk.io/org/davidkindler/project/6865432e-9ae7-40aa-ab6d-807d59d4dccc?utm_source=github&utm_medium=upgrade-pr

package.json

@@ -5,7 +5,7 @@
   "private": true,
   "dependencies": {
     "autoprefixer": "7.2.6",
-    "axios": "^0.18.1",
+    "axios": "^0.19.2",
     "babel-core": "6.25.0",
     "babel-eslint": "7.2.3",
     "babel-jest": "20.0.3",