What would you like to be added:

When suppressing vulnerabilities, it should be possible to set an expiry.

Why is this needed:

To prevent that one will forget to resolve a vulnerability.

Additional context:

.grype.yaml

---
ignore:
  - vulnerability: GHSA-9493-h29p-rfm2
    package:
      name: github.com/opencontainers/runc
      version: v1.2.3
    expiry: 2025-12-05