add link to new securty repo page

Signed-off-by: Abigail McCarthy <20771501+a-mccarthy@users.noreply.github.com>

Author: a-mccarthy

gpu-operator/security.rst

@@ -96,7 +96,4 @@ To view any published security bulletins for NVIDIA products published security
 Report a Vulnerability
 -----------------------------
 
-Report a suspected vulnerability using the
-`NVIDIA Product Security portal <https://www.nvidia.com/en-us/security/report-vulnerability/>`_. 
-
-Refer to the  `NVIDIA Product Security policies <https://www.nvidia.com/en-us/security/psirt-policies/>`_ page for more information regarding NVIDIA security vulnerability remediation policies.
+For details on reporting a suspected vulnerability, refer to the  `GPU Operator Security policies <https://github.com/NVIDIA/gpu-operator/blob/main/SECURITY.md/>`_ page.