bump operator-rs to 0.27.1 (#178)

# Description

Bump operator-rs and refactor.
Fixes #172.
:green_circle: CI: https://ci.stackable.tech/view/02%20Operator%20Tests%20(custom)/job/spark-k8s-operator-it-custom/47/ (updated)

Author: adwk67

CHANGELOG.md

@@ -7,8 +7,10 @@ All notable changes to this project will be documented in this file.
 ### Changed
 
 - Updated stackable image versions ([#176])
+- `operator-rs` `0.22.0` → `0.27.1` ([#178])
 
 [#176]: https://github.com/stackabletech/spark-k8s-operator/pull/176
+[#178]: https://github.com/stackabletech/spark-k8s-operator/pull/178
 
 ## [0.6.0] - 2022-11-07