Update react monorepo to v19

Author: renovate[bot]

package.json

@@ -56,7 +56,7 @@
     "nanoid": "^5.1.5",
     "payjoin-react-native": "^1.1.0-beta",
     "peach-api-ts": "^0.4.0",
-    "react": "18.3.1",
+    "react": "19.1.1",
     "react-dom": "^19.1.1",
     "react-native": "0.77.1",
     "react-native-crypto": "^2.2.1",
@@ -86,14 +86,14 @@
     "@react-native/eslint-config": "0.81.0",
     "@react-native/metro-config": "^0.81.0",
     "@react-native/typescript-config": "0.81.0",
-    "@types/react": "^18.3.23",
+    "@types/react": "^19.0.0",
     "@types/react-test-renderer": "^18.3.1",
     "babel-jest": "^30.0.5",
     "core-js": "^3.45.0",
     "eslint": "^9.33.0",
     "jest": "^30.0.5",
     "prettier": "3.6.2",
-    "react-test-renderer": "18.3.1",
+    "react-test-renderer": "19.1.1",
     "rn-nodeify": "^10.3.0",
     "typescript": "5.9.2"
   },