The `--parameter-default` value is now used to pre-select the default option for a coder parameter
with option blocks when prompting interactively in CLI.
Related to: https://github.com/coder/coder/issues/22078
Fixes: https://github.com/coder/internal/issues/560
"Select" CLI UI component should ignore "space" when `+Add custom value`
is highlighted. Otherwise it interprets that as a potential option...
and panics.