fix(policyrc): clusterOverridePolicyInformer add wrong eventHandler

[zk-123]

fix(policyrc): clusterOverridePolicyInformer use persistOpWorker for eventHandler

[zk-123]

@SOF3

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 33.43%. Comparing base (1f0e7ff) to head (daa6cc2). Report is 1 commits behind head on main.

Files	Patch %	Lines
pkg/controllers/policyrc/controller.go	0.00%	1 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #332 +/- ## ========================================== - Coverage 33.46% 33.43% -0.04% ========================================== Files 155 155 Lines 14627 14627 ========================================== - Hits 4895 4890 -5 - Misses 9222 9228 +6 + Partials 510 509 -1 ``` | [Flag](https://app.codecov.io/gh/kubewharf/kubeadmiral/pull/332/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=kubewharf) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/kubewharf/kubeadmiral/pull/332/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=kubewharf) | `33.43% <0.00%> (-0.04%)` | :arrow_down: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=kubewharf#carryforward-flags-in-the-pull-request-comment) to find out more.

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[zk-123]

how to merge this branch into master when the coverage test has not passed?