[4.4.0] Fix condition for menuitems

[chmst]

Pull Request for Issue # .

Summary of Changes

Fix a condition in saving a menu item.

Testing Instructions

On a fresh 4.4.0 install testing sample data.

Actual result BEFORE applying this Pull Request

Installation breaks.

Expected result AFTER applying this Pull Request

Installation works.

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

[brianteeman]

as this is a backport of #41500 lgtm

[Fedik]

I have tested this item ✅ successfully on 5d2a0e6

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[viocassel]

I have tested this item ✅ successfully on 5d2a0e6

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[Fedik]

r2c

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