chore: add condition checking to notary attestation verify chainsaw tests (#10288)

Signed-off-by: Vishal Choudhary <vishal.choudhary@nirmata.com>
Co-authored-by: Mariam Fahmy <mariam.fahmy@nirmata.com>
Co-authored-by: Charles-Edouard Brétéché <charles.edouard@nirmata.com>

test/conformance/chainsaw/verifyImages/clusterpolicy/standard/notary-attestation-verification/policy.yaml

@@ -60,4 +60,20 @@ spec:
             attestors:
             - entries:
               - certificates: 
-                  cert: "{{ keys.data.certificate }}"
+                  cert: "{{ keys.data.certificate }}"
+            conditions:
+            - all:
+              - key: "{{ components[].licenses[].expression }}"
+                operator: AllIn
+                value: ["GPL-3.0"]
+          - type: vulnerability-scan
+            attestors:
+            - entries:
+              - certificates: 
+                  cert: "{{ keys.data.certificate }}"
+            conditions:
+            - all:
+              - key: "{{ source.type }}"
+                operator: Equals
+                value: "image"
+