fix(deps) update kube-state-metrics source repo branch to main (#1968)

* update ksm target git branch name

* `jb update`; `make generate`

manifests/setup/0prometheusruleCustomResourceDefinition.yaml

@@ -55,7 +55,6 @@ spec:
                       minLength: 1
                       type: string
                     partial_response_strategy:
-                      default: ""
                       description: 'PartialResponseStrategy is only used by ThanosRuler
                         and will be ignored by Prometheus instances. More info: https://github.com/thanos-io/thanos/blob/main/docs/components/rule.md#partial-response'
                       pattern: ^(?i)(abort|warn)?$