failure to delete {{Rfd-NPF/core}} template when closing RFDs

[NovemLinguae]

Reported by Steel1943 at https://en.wikipedia.org/w/index.php?title=Wikipedia_talk%3AXFDcloser#XFDcloser_doesn't_recognize_RfD_tag_placed_by_page_curation_tool

Used by PageTriage to place RFD notices on redirect pages

https://gerrit.wikimedia.org/g/mediawiki/extensions/PageTriage/+/2bef8a29f24746599fa55a4eb1010be2f5b58797/modules/ext.pageTriage.tagData/deletionTags.json#452

2024 example: https://en.wikipedia.org/w/index.php?title=Amc_interview_with_the_vampire&diff=prev&oldid=1217489117

This template serves the same function as {{subst:rfd}}, and should be removed when closing as keep, closing as delete, etc. of redirects

The fix: wherever the "delete {{Rfd}}" code is, have it also check for {{Rfd-NPF/core}} and delete that too.