[4.0] Fatal error when editing FileSystem - Local plugin

[SharkyKZ]

Pull Request for Issue #24102 .

Summary of Changes

Fixes default value in manifest file.

Testing Instructions

Edit FileSystem - Local plugin.

Expected result

No error.

Actual result

Recoverable fatal error: Object of class stdClass could not be converted to string in /libraries/cms/html/select.php on line 647

Documentation Changes Required

No.

[infograf768]

I have tested this item ✅ successfully on ab6ac45

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[Quy]

I have tested this item ✅ successfully on ab6ac45

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_{This comment was created with the J!Tracker Application at issues.joomla.org/tracker/joomla-cms/24103.}

[Quy]

RTC

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_{This comment was created with the J!Tracker Application at issues.joomla.org/tracker/joomla-cms/24103.}