[5.0] spelling descending

[brianteeman]

Simple spelling correction

Pull Request for Issue # .

Summary of Changes

Testing Instructions

Actual result BEFORE applying this Pull Request

Expected result AFTER applying this Pull Request

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

[Quy]

I have tested this item ✅ successfully on ed68c53

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_{This comment was created with the J!Tracker Application at issues.joomla.org/tracker/joomla-cms/42348.}

[alikon]

I have tested this item ✅ successfully on ed68c53

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_{This comment was created with the J!Tracker Application at issues.joomla.org/tracker/joomla-cms/42348.}

[alikon]

RTC

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_{This comment was created with the J!Tracker Application at issues.joomla.org/tracker/joomla-cms/42348.}