baidupcs-go: fix release sha

[gordonbondon]

• Have you followed the guidelines for contributing?
• Have you ensured that your commits follow the commit style guide?
• Have you checked that there aren't other open pull requests for the same formula update/change?
• Have you built your formula locally with brew install --build-from-source <formula>, where <formula> is the name of the formula you're submitting?
• Is your test running fine brew test <formula>, where <formula> is the name of the formula you're submitting?
• Does your build pass brew audit --strict <formula> (after doing brew install --build-from-source <formula>)? If this is a new formula, does it pass brew audit --new <formula>?

---

v3.8.2 was retagged according to qjfoidnh/BaiduPCS-Go#102 (comment)

Required to unblock #83413

[BrewTestBot]

@chenrui333 has triggered a merge.