Meltano

<https://github.com/meltano/meltano/pull/10041|#10041 docs: Meltano Cloud>
Pull request opened by <https://github.com/ReubenFrankel|ReubenFrankel>
*Description*

Surface docs for Meltano Cloud under the Reference section: `/reference/cloud`

*Checklist*

• I have read the <https://docs.meltano.com/contribute/merge/|contribution guide>

*Was generative AI tooling used to co-author this PR?*

• Yes (please specify the tool below)  
Claude Code

*Related Issues*

• Closes #XXXX
• Ref MEL-401
<https://github.com/meltano/meltano|meltano/meltano>

<https://github.com/meltano/meltano/pull/10041|#10041 docs: Meltano Cloud>
Pull request merged by <https://github.com/ReubenFrankel|ReubenFrankel>
<https://github.com/meltano/meltano|meltano/meltano>