Add some generated API documentation using https://github.com/elastic/crd-ref-docs which is now packaged in the codegen image.
- Upgrade from `1.19.0-rc.0` to the newly-release `1.19.0`. - Downgrade from `1.18.6` to `1.18.2` to match some downstream consumers. Signed-off-by: Matt Moyer <moyerm@vmware.com>
Signed-off-by: Matt Moyer <moyerm@vmware.com>