bump react-scripts to 3.2.0

because it depends on babel-eslint 10.0.3, which gets us the fix for eslint/eslint#12117. upgrading only babel-eslint was causing CI to fail because react-scripts noticed the mismatch

package.json

@@ -46,7 +46,7 @@
     "react-jazzicon": "^0.1.3",
     "react-localization": "^1.0.13",
     "react-navi": "^0.13.6",
-    "react-scripts": "3.1.1",
+    "react-scripts": "3.2.0",
     "react-spring": "^8.0.15",
     "reinspect": "^1.0.1",
     "styled-components": "^4.1.3",
@@ -85,7 +85,6 @@
     "@babel/preset-react": "^7.0.0",
     "@makerdao/testchain": "0.2.15-1",
     "@testing-library/react": "^8.0.4",
-    "babel-eslint": "^10.0.3",
     "eslint": "^6.6.0",
     "eslint-plugin-react": "^7.16.0",
     "eslint-plugin-react-hooks": "^2.2.0",