fix: add optional annotation to secretTemplate field
fix: add optional annotation to secretTemplate field

Signed-off-by: jonathansp <62b85599c124fc257b64cfd725bf9321f4666e72@gmail.com>
Co-authored-by: Josh Van Leeuwen <29a9d59bb7ea009c3b979314ecbfe7b88ee10650@jetstack.io>

jetstack/cert-manager,jetstack/cert-manager,cert-manager/cert-manager,cert-manager/cert-manager,jetstack/cert-manager,cert-manager/cert-manager