Update versioned_docs/version-5.4/05.policy/13.usingcrd/13.usingcrd.md

Co-authored-by: Sunil Singh <sunil.singh@suse.com>

Author: kakabisht

versioned_docs/version-5.4/05.policy/13.usingcrd/13.usingcrd.md

@@ -45,7 +45,7 @@ NeuVector creates and applies active groups only when an `NvGroupDefinition` is
 **Summary**:
 
 * `NvGroupDefinition` defines the group’s metadata and selection criteria.
-* NvSecurityRule and NvClusterSecurityRule apply and activate the group.
+* `NvSecurityRule` and `NvClusterSecurityRule` apply and activate the group.
 * The presence of an `NvGroupDefinition` means the definition exists, but it becomes active only when referenced by a security rule.
 
 All `NvGroupDefinition` resources are created under the `neuvector` namespace.