Needs approval from an approver in each of these files:
- ~~[OWNERS](https://github.com/volcano-sh/website/blob/master/OWNERS)~~ [william-wang]
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Please check if the PR fulfills these requirements
[x] The commit message follows our guidelines
What kind of change does this PR introduce? (Bug fix, feature, docs update, ...) /kind documentation
What this PR does / why we need it: Update v1.8.2 release blog
Which issue(s) this PR fixes: None