disable the fuzzer CI builds (#4135)
disable the fuzzer CI builds (#4135)

These are failing and I'm not convinced that there's value in continuing to do them here anyway.
Autofuzz is still running against the code base, so we still have fuzzer coverage
bp-kelley/rdkit,rdkit/rdkit,ptosco/rdkit,greglandrum/rdkit,ptosco/rdkit,greglandrum/rdkit,greglandrum/rdkit,bp-kelley/rdkit,bp-kelley/rdkit,rdkit/rdkit,greglandrum/rdkit,rdkit/rdkit,rdkit/rdkit,bp-kelley/rdkit,rdkit/rdkit,ptosco/rdkit,bp-kelley/rdkit,greglandrum/rdkit,rdkit/rdkit,bp-kelley/rdkit,rdkit/rdkit,bp-kelley/rdkit,ptosco/rdkit,rdkit/rdkit,ptosco/rdkit,ptosco/rdkit,greglandrum/rdkit,ptosco/rdkit,greglandrum/rdkit,ptosco/rdkit,bp-kelley/rdkit,greglandrum/rdkit