OCPBUGS-8041: Remove info override for vsyscall kernerl argument

This rule actually has the ability to check the kernel arguments, and
generates a remediation if necessary.

Let's remove the overrides, so that it doesn't always so up as `INFO`
and generate a remediation that users can't do anything with.

controls/nist_rhcos4.yml

@@ -5244,8 +5244,6 @@ controls:
   - sysctl_net_ipv4_tcp_syncookies
   - sysctl_net_ipv4_icmp_ignore_bogus_error_responses
   - coreos_vsyscall_kernel_argument
-  - coreos_vsyscall_kernel_argument.role=unscored
-  - coreos_vsyscall_kernel_argument.severity=info
   - kernel_module_squashfs_disabled
   - sysctl_net_ipv4_conf_default_send_redirects
   - kernel_module_hfsplus_disabled