chore(remix-testing): move react to peerDeps (#6052)

Author: mcansh

packages/remix-testing/package.json

@@ -19,16 +19,19 @@
     "@remix-run/node": "1.15.0",
     "@remix-run/react": "1.15.0",
     "@remix-run/router": "1.5.0",
-    "react": "^18.2.0",
-    "react-dom": "^18.2.0",
     "react-router-dom": "6.10.0"
   },
   "devDependencies": {
     "@types/node": "^18.11.9",
     "@types/react": "^18.0.24",
     "@types/react-dom": "^18.0.8",
+    "react": "^18.2.0",
+    "react-dom": "^18.2.0",
     "typescript": "^5.0.4"
   },
+  "peerDependencies": {
+    "react": "^17.0.0 || ^18.0.0"
+  },
   "engines": {
     "node": ">=14"
   },