chore: Add ReasonReact as devDependency

Author: davesnx

package.json

@@ -20,7 +20,8 @@
   "author": "",
   "license": "MIT",
   "devDependencies": {
-    "bs-platform": "^7.0.1"
+    "bs-platform": "^7.0.1",
+    "reason-react": "^0.7.1"
   },
   "peerDependencies": {
     "reason-react": "^0.7.1",