docs(infraex): adds rest api option besides zbctl (#4355)

* docs(aws/helm): add REST API option to deployment guide

* docs(aws): add REST API option to deployment guide - dual-region

* docs(multi-region): add REST API option to operational guide

* docs(aws): wrap output examples in detail block

aligning how we deal with outputs as in other infraex related docs

* Update docs/self-managed/operational-guides/multi-region/dual-region-ops.md

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

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Co-authored-by: Leo J. <[email protected]>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Amara Graham <[email protected]>