Subscription spec is missing default routes property

[joebowbeer]

Describe the issue
The v2alpha1 Subscription doc is missing the default routes property

URL of the docs
https://docs.dapr.io/reference/resource-specs/subscription-schema/

Expected content
The default routes property is documented.

Additional context
This one:

              routes:
                description: The Routes configuration for this topic.
                properties:
                  default:
                    description: The default path for this topic.
                    type: string

https://github.com/dapr/dapr/blob/6ff658106224a787fc93e14a0e8823333c396e6a/charts/dapr/crds/subscription.yaml#L153