Fix verify_azsecpack for Azure Linux 3.0

Author: bhagyapathak

microsoft/testsuites/vm_extensions/azsecpack.py

@@ -346,14 +346,14 @@ def _is_supported(self, node: Node) -> None:
             Ubuntu: [20, 22, 18],
             SLES: [15],
             AlmaLinux: [8],
-            CBLMariner: [2],
+            CBLMariner: [2, 3],
         }
         supported_major_versions_arm64 = {
             Redhat: [8, 9],
             CentOs: [7],
             Debian: [11],
             Ubuntu: [20],
-            CBLMariner: [2],
+            CBLMariner: [2, 3],
         }
 
         arch = node.os.get_kernel_information().hardware_platform  # type: ignore