Recurrence 2 lookup certificate: C0 source bound

This is a checked coefficient-lookup shard for the second pseudo-division recurrence in the order-seven certificate.

theorem MazurTorsion.Kubert.OrderSevenBacktrackingCertificate.Internal.ResultantCertificate.recurrence2C0_coeff_high (n : ℕ) (h : 194 < n) : Polynomial.coeff remainder4Coefficient0 n = 0

theorem MazurTorsion.Kubert.OrderSevenBacktrackingCertificate.Internal.ResultantCertificate.recurrence2C0_natDegree_le : Polynomial.natDegree remainder4Coefficient0 ≤ 194