fix(eks): update integ test snapshot for Windows kube-proxy group

Author: syukawa-dev

packages/@aws-cdk-testing/framework-integ/test/aws-eks/test/integ.eks-windows-ng.js.snapshot/aws-cdk-eks-cluster-windows-ng-test.assets.json

@@ -882,7 +882,7 @@
          "Arn"
         ]
        },
-       "\\\",\\\"username\\\":\\\"system:node:{{EC2PrivateDNSName}}\\\",\\\"groups\\\":[\\\"system:bootstrappers\\\",\\\"system:nodes\\\"]}]\",\"mapUsers\":\"[]\",\"mapAccounts\":\"[]\"}}]"
+       "\\\",\\\"username\\\":\\\"system:node:{{EC2PrivateDNSName}}\\\",\\\"groups\\\":[\\\"system:bootstrappers\\\",\\\"system:nodes\\\",\\\"eks:kube-proxy-windows\\\"]}]\",\"mapUsers\":\"[]\",\"mapAccounts\":\"[]\"}}]"
       ]
      ]
     },