Describe the bug
The user queries settings page will hang if the user adds a recursive user query.

To Reproduce
Steps to reproduce the behavior:

1. Add a user queries. The offending query only used intitle
2. Add a second user query that uses the previously created user query. i.e: search:"Query A"
3. The user queries page should now hang and prevent the user from editing or removing any user queries.

Environment information (please complete the following information):

• FreshRSS version: 1.22.1 (also tested on 1.23.1)
• Database version: SQLite 3.34.1
• PHP version: 8.3
• Installation type: Manual

Additional context
Manually editing the user's config.php to remove the recursive user query will fix the problem