#10144 fix: Removed connector docs, bug fixes and readability improvements Pull request opened by himanil-meltano Description Checklist • I have read the contribution guide Was generative AI tooling used to co-author this PR? • Yes (please specify the tool below) Related Issues • Closes #XXXX Summary by Sourcery Rework Meltano Cloud documentation navigation and onboarding content to align with a new Platform-focused docs structure. Documentation: • Rewrite the Meltano Cloud overview page to emphasize value propositions, step-by-step onboarding, and support channels. • Remove the separate Cloud quickstart doc and fold its guidance into the Cloud overview and workspace creation docs. • Clarify workspace creation and webhook setup instructions for better in-app navigation alignment. • Rename the main docs sidebar and nav link from Tutorials/Get Started to Platform and collapse Cloud/Open categories by default. • Add a new Platform navbar icon style for the updated navigation item. meltano/meltano