infra: update positive admission test scenarios to fit feature updates

Co-authored-by: Cursor <cursoragent@cursor.com>
Signed-off-by: rkishner <rkishner@redhat.com>

Author: RoniKishner

stps/sig-infra/virtual-machine-template.md

@@ -269,8 +269,16 @@ The following conditions must be met before testing can begin:
   - *Test Scenario:* [Tier 2] Validate upgrade continuity for existing templates and vm template requests, including post-upgrade template usability.
   - *Priority:* P1
 
+- **[CNV-73392]** — As a template author, I want the cluster to accept a template whose defaulted parameters always produce a valid VM definition
+  - *Test Scenario:* [Tier 2] `CNV-16314` — Submit a VirtualMachineTemplate whose default parameter values mirror the fields of a common instance type and verify the template is created successfully.
+  - *Priority:* P2
+
+- **[CNV-73392]** — As a template author, I want to create a VM using the spec defined in a valid VirtualMachineTemplate
+  - *Test Scenario:* [Tier 2] `CNV-16336` — Create a VirtualMachine using the instance type and preference parameters defined as defaults in a valid VirtualMachineTemplate and verify the VM is created successfully.
+  - *Priority:* P2
+
 - **[CNV-73392]** — As a template author, I want the cluster to reject templates that would always produce an invalid VM when defaults fill required parameters (OpenShift Virtualization 4.22)
-  - *Test Scenario:* [Tier 2] Validate admission behavior for invalid-by-default templates and acceptance behavior for valid templates under defaulted parameters.
+  - *Test Scenario:* [Tier 2] `CNV-16315` — Submit a VirtualMachineTemplate whose defaulted parameters always produce an invalid VM definition and verify the template creation is rejected with an admission error.
   - *Priority:* P2
 
 - **[CNV-73392]** — As a cluster admin, I want template workflows unavailable when the Template capability is disabled