docs: Use Github's vulnerability reporting (#432)
docs: Use Github's vulnerability reporting (#432)

* use Github's vulnerability reporting

Signed-off-by: Marina Moore <21b063cafd4b96835c8ef5e922ddcdf48b1971d1@gmail.com>

* Update docs/SECURITY.md

Co-authored-by: Joshua Lock <edc229f50a11a11cdece0270af6320fb299dca1e@vmware.com>
Signed-off-by: Marina Moore <21b063cafd4b96835c8ef5e922ddcdf48b1971d1@users.noreply.github.com>

Signed-off-by: Marina Moore <21b063cafd4b96835c8ef5e922ddcdf48b1971d1@gmail.com>
Signed-off-by: Marina Moore <21b063cafd4b96835c8ef5e922ddcdf48b1971d1@users.noreply.github.com>
Co-authored-by: Joshua Lock <edc229f50a11a11cdece0270af6320fb299dca1e@vmware.com>
theupdateframework/go-tuf