[4][com_finder] Remove redundant sql query from running twice

[PhilETaylor]

Summary of Changes

This is clearly wrong on code review.

Testing Instructions

Enable debug mode
visit https://example.com/administrator/index.php?option=com_finder&view=index
inspect the db queries run

Actual result BEFORE applying this Pull Request

The following SQL query is run twice, once on execute and once on loadResult

SELECT COUNT(link_id)
FROM `jos_finder_links`

Expected result AFTER applying this Pull Request

The following SQL query is run once, on loadResult

SELECT COUNT(link_id)
FROM `jos_finder_links`

Page loads 2.53ms faster ;-)

Documentation Changes Required

none

[joomdonation]

I have tested this item ✅ successfully on ab2c464

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[ceford]

I have tested this item ✅ successfully on ab2c464

Works as described.

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[Quy]

RTC

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[richard67]

Thanks!