feat(topology/uniform_space/basic): add corollary of Lebesgue number lemma `lebesgue_number_of_compact_open` (#8963)
feat(topology/uniform_space/basic): add corollary of Lebesgue number lemma `lebesgue_number_of_compact_open` (#8963)







leanprover-community/mathlib,leanprover-community/mathlib