• Add Envoy 1.18, 1.19 and 1.20, Istio 1.10, 1.11 and 1.12 to the supported template list in samples command.

Note: There is no change to the provision command and no need to re-provision to Apigee.

Changelog

• 2706222 update deps (#237)
• 2e91691 expand supported versions of envoy and istio (#235)