feat: make command parameter optional for POST /api/sandboxes#204

sweetmantech wants to merge 1 commit intotestrecoupable/api:testfrom

sweetmantech/myc-4138-docs-post-apisandboxes-commands-optional-to-simply-create-arecoupable/api:sweetmantech/myc-4138-docs-post-apisandboxes-commands-optional-to-simply-create-aCopy head branch name to clipboard