Pull Request for Issue #45637 , #45032.

Summary of Changes

delete metadata from db too

Testing Instructions

1. Set up a Joomla 5.x site with session handler set to "database"
2. Enable the "System - Session Garbage Collector" plugin
3. Schedule the com_plugins.task.sessiongc task using Joomla Scheduler
4. Set the task to run daily via CLI using:
5. php cli/joomla.php scheduler:run --all
6. Let the session table grow over time with inactive sessions
7. Check the number of records in the #__session table
8. Now manually execute the same task via the Joomla backend (Scheduler > Tasks > Execute now)
9. Check the #__session table again

Actual result BEFORE applying this Pull Request

When executed via the backend, the task successfully removes expired sessions.
When executed via CLI, the task is marked as "Completed" in the execution log, but expired session records remain in the database the session cleanup does not occur.

Expected result AFTER applying this Pull Request

Expired session records (older than the configured lifetime) are removed from the #__session table both when:

The task is executed via the backend
The task is executed via the CLI (cron)

Link to documentations

Please select:

• Documentation link for docs.joomla.org:

• No documentation changes for docs.joomla.org needed

• Pull Request link for manual.joomla.org:

• No documentation changes for manual.joomla.org needed