IBX-10174 Add fetch limit to Is Within Copy Subtree Limit #2124
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What
Explained in more detail in ezsystems/ezplatform-kernel#412 , this PR leverages the new "limitation" addition to the public API to update the IsWithinCopySubtreeLimit check to query for exactly how many items it needs to know before terminating the query
Why
See the other PR (Query that underpins this does not scale well)
How
See other PR (Limiting the query makes it significantly faster)
Checklist:
$ composer fix-cs)