Backport of docs: update config enable_debug into release/1.12.x

[hc-github-team-consul-core]

Backport

This PR is auto-generated from #17866 to be assessed for backporting due to the inclusion of the label backport/1.12.

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

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Description

Update enable_debug doc as the current description is ambiguous

Testing & Reproduction steps

• Verified the updated docs with cd website && make

Links

https://developer.hashicorp.com/consul/docs/agent/config/config-files#enable_debug)

PR Checklist

• updated test coverage
• external facing docs updated
• appropriate backport labels added
• not a security concern

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Overview of commits

• dbcf28d - 1dc3684 - fe26b38 - 2c274c2 - 819fc28

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

Auto approved Consul Bot automated PR

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