fix: use optional replicas

Author: maltesander

rust/operator-binary/src/controller/build/resource/statefulset.rs

@@ -325,7 +325,7 @@ pub fn build_rolegroup_statefulset(
 
     let statefulset_spec = StatefulSetSpec {
         pod_management_policy: Some("Parallel".to_string()),
-        replicas: Some(i32::from(validated_rg_config.replicas)),
+        replicas: validated_rg_config.replicas.map(i32::from),
         selector: LabelSelector {
             match_labels: Some(statefulset_match_labels.into()),
             ..LabelSelector::default()

rust/operator-binary/src/controller/validate.rs

@@ -294,7 +294,7 @@ where
             let logging = validate_logging(config.logging(), vector_aggregator_config_map_name)?;
 
             let validated = HbaseRoleGroupConfig {
-                replicas: validated.replicas.unwrap_or(1),
+                replicas: validated.replicas,
                 config: ValidatedHbaseConfig { config, logging },
                 config_overrides,
                 env_overrides: env_overrides_set,