Mk/Uses/cmake.mk: Respect MAKE_JOBS_NUMBER

Pass -DCMAKE_AUTOGEN_PARALLEL:STRING="${MAKE_JOBS_NUMBER}" to avoid
spawning more moc and uic processes than the user has specified via
MAKE_JOBS_NUMBER and to limit to 1 if the user has DISABLE_MAKE_JOBS
set.

PR: 279908
Reported by: Anton Saietskii <vsasjason@gmail.com>