[rcr] Relax react peer dep requirement (#31915)

There's no real reason to restrict the React peer dep to
non-experimental, so relax it.

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[//]: # (BEGIN SAPLING FOOTER)
Stack created with [Sapling](https://sapling-scm.com). Best reviewed
with [ReviewStack](https://reviewstack.dev/facebook/react/pull/31915).
* #31919
* #31918
* #31917
* #31916
* __->__ #31915
* #31920

compiler/packages/react-compiler-runtime/package.json

@@ -9,7 +9,7 @@
     "src"
   ],
   "peerDependencies": {
-    "react": "^17.0.0 || ^18.0.0 || ^19.0.0"
+    "react": "^17.0.0 || ^18.0.0 || ^19.0.0 || ^0.0.0-experimental"
   },
   "scripts": {
     "build": "rimraf dist && rollup --config --bundleConfigAsCjs",