update charts to v1.9.6

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 28.11%. Comparing base (bb54e45) to head (55ab16f). Report is 9 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #670 +/- ## ========================================== + Coverage 27.52% 28.11% +0.58% ========================================== Files 78 78 Lines 8367 8480 +113 ========================================== + Hits 2303 2384 +81 - Misses 5744 5765 +21 - Partials 320 331 +11 ``` | [Flag](https://app.codecov.io/gh/AliyunContainerService/terway/pull/670/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=AliyunContainerService) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/AliyunContainerService/terway/pull/670/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=AliyunContainerService) | `28.11% <ø> (+0.58%)` | :arrow_up: | 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=AliyunContainerService#carryforward-flags-in-the-pull-request-comment) to find out more.

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