Update dependency react to ^19.1.0 (#8)

Co-authored-by: Renovate Bot <renovate@whitesourcesoftware.com>

Author: ribtoks

package-lock.json

@@ -11,7 +11,7 @@
   "dependencies": {
     "@private-captcha/react": "file:../private-captcha-react",
     "next": "15.4.5",
-    "react": "^18.0.0",
+    "react": "^19.1.0",
     "react-dom": "^18.0.0"
   },
   "devDependencies": {