Poll permission acceptance endpoint on codespace creation

[dmgardiner25]

Related issue: https://github.com/github/codespaces/issues/15018

A new /repos/{owner}/{repo}/codespaces/permissions_check endpoint has been created to allow for clients to poll for acceptance of any devcontainer permissions when creating a codespace rather than making the user go through the create flow again. We poll at an interval of 5 seconds with a 1 minute timeout.

Example of user accepting permissions:
https://github.com/cli/cli/assets/22037769/d343d9ed-b20f-410f-9a9d-dcf6f6ac4686

Example of timeout:
https://github.com/cli/cli/assets/22037769/a97af4a4-8570-494f-9446-d0989332e8d9

[dmgardiner25]

Should we make any changes to the non-interactive flow? Polling there seems weird, but is doable.

cli/pkg/cmd/codespace/create.go

Lines 342 to 346 in 64f4660

	if !isInteractive {
	fmt.Fprintf(a.io.ErrOut, "%s in your browser to review and authorize additional permissions: %s\n", cs.Bold("Open this URL"), allowPermissionsURL)
	fmt.Fprintf(a.io.ErrOut, "Alternatively, you can run %q with the %q option to continue without authorizing additional permissions.\n", a.io.ColorScheme().Bold("create"), cs.Bold("--default-permissions"))
	return nil, cmdutil.SilentError
	}