mathlib3

a16650c4 - feat(geometry/manifold/algebra/smooth_functions): add `coe_fn_(linear_map|ring_hom|alg_hom)` (#7749)

feat(geometry/manifold/algebra/smooth_functions): add `coe_fn_(linear_map|ring_hom|alg_hom)` (#7749) Changed names to be consistent with the topology library and proven that some coercions are morphisms.