Add spec.secretKey for access to raw broker response (#62)
* Add spec.secretKey for access to raw broker response
Setting the optional spec.secretKey will cause the reconciler to store the raw broker response json in the given key (inside the secret).
If it is not set, the old behavior will be used (parse the response and use the top level keys in secret.Data).
Fixes #61
Co-authored-by: Philipp Stehle <philipp.stehle@sap.com>
* update secretKey property description according to review comments
Co-authored-by: Ralf Pannemans <ralf.pannemans@sap.com>
