Skip or remove TestNewVerifyingKey_OOMVulnerability

[rootulp]

Fine with keeping it if you want. Could optionally always skip the test to avoid every make test-short allocating an additional 64MiB

Originally posted by @damiannolan in #6754 (comment)

[rootulp]

Going to keep the test for regressions. It is already skipped in make test-short and only takes .013 seconds to run.

[damiannolan]

makes sense