feat: Set explicit resources on all containers (#371)

Part of: stackabletech/issues#394


# Description

*Please add a description here. This will become the commit message of the merge request later.*



Co-authored-by: Techassi <git@techassi.dev>

CHANGELOG.md

@@ -7,6 +7,7 @@
 - Added support for Superset versions `1.4.2`, `1.5.3`, `2.0.1` and `2.1.0` ([#362]).
 - Generate OLM bundle for Release 23.4.0 ([#364]).
 - Missing CRD defaults for `status.conditions` field ([#367]).
+- Set explicit resources on all containers ([#371])
 - Operator errors out when credentialsSecret is missing ([#375]).
 
 ### Changed
@@ -21,6 +22,7 @@
 [#362]: https://github.com/stackabletech/superset-operator/pull/362
 [#364]: https://github.com/stackabletech/superset-operator/pull/364
 [#367]: https://github.com/stackabletech/superset-operator/pull/367
+[#371]: https://github.com/stackabletech/superset-operator/pull/371
 [#373]: https://github.com/stackabletech/superset-operator/pull/373
 [#375]: https://github.com/stackabletech/superset-operator/pull/375