Ignoring the contract issues potentially surrounding the use of a credit report for multiple purposes, it certainly sounds like they used the credit score for a consumer mortgage. The requirement is triggered by the use (not the pull), so yes it should have been sent.
Any person who makes or arranges loans and who uses
a consumer credit score, as defined in subsection (f), in connection
with an application initiated or sought by a consumer for a closed end
loan or the establishment of an open end loan for a consumer purpose
that is secured by 1 to 4 units of residential real property (hereafter in
this subsection referred to as the “lender”) shall provide the following
to the consumer as soon as reasonably practicable