Backport of Update docs for consul-k8s 1.1.0 into release/1.15.x

[hc-github-team-consul-core]

Backport

This PR is auto-generated from #16447 to be assessed for backporting due to the inclusion of the label backport/1.15.

WARNING automatic cherry-pick of commits failed. Commits will require human attention.

merge conflict error: POST https://api.github.com/repos/hashicorp/consul/merges: 409 Merge conflict []

The below text is copied from the body of the original PR.

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Description

Updating docs website docs for Consul-k8s 1.1.0.

• Removed Consul 1.12 from Compatibility matrix
• Removed unneeded CVE entry
• Update Envoy versions for consul-dataplane
• Update with latest generated helm values.

PR Checklist

• updated test coverage
• external facing docs updated
• not a security concern

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Overview of commits

• 2e573e5

[hashicorp-cla]

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1 out of 2 committers have signed the CLA.

• curtbushko
• temp

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[github-team-consul-core-pr-approver]

Auto approved Consul Bot automated PR

[david-yu]

Looks like this needs a manual cherry pick.