[Merged by Bors] - feat(CategoryTheory): more API for limit kernel forks #8200
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In this PR, we introduce
KernelFork.mapIsoOfIsLimit
which is the isomorphism between the "points" of two limit kernel forks of maps which are isomorphic in the category of arrows. This generalizeskernel.mapIso
which is the case where the limit kernel forks are given bylimit.isLimit
.