add sbom param

Author: wonwuakpa-msft

build-1es-pipeline.yaml

@@ -42,6 +42,11 @@ parameters:
     type: string
     default: ' '
 
+  - name: test_sbom_validation
+    displayName: 'Test SBoM Validation Only (Skip Build & Sign Stages)'
+    type: boolean
+    default: false
+
 # Do not trigger this pipeline automatically
 trigger: none
 pr: none