SDCICD-1436: set securityContextConfig restricted

This is causing a PodSecurityViolation leading to DVO not running on HCP
clusters

```
Status:
  Message:  couldn't ensure registry server - error ensuring pod: : error creating new pod: deployment-validation-operator-catalog-: pods "deployment-validation-operator-catalog-7wq6g" is forbidden: violates PodSecurity "restricted:latest": allowPrivilegeEscalation != false (container "registry-server" must set securityContext.allowPrivilegeEscalation=false), unrestricted capabilities (container "registry-server" must set securityContext.capabilities.drop=["ALL"]), runAsNonRoot != true (pod or container "registry-server" must set securityContext.runAsNonRoot=true), seccompProfile (pod or container "registry-server" must set securityContext.seccompProfile.type to "RuntimeDefault" or "Localhost")
  Reason:   RegistryServerError
```

Signed-off-by: Brady Pratt <[email protected]>

Author: jbpratt

hack/olm-registry/hypershift-template.yaml

@@ -85,6 +85,8 @@ objects:
                             image: ${REGISTRY_IMG}@${IMAGE_DIGEST}
                             displayName: Deployment Validation Operator
                             publisher: Red Hat
+                            grpcPodConfig:
+                              securityContextConfig: restricted
                       - complianceType: MustHave
                         objectDefinition:
                           apiVersion: operators.coreos.com/v1