fix(plugin-react): pass correct context to runPluginOverrides

[cyco130]

Description

Fix a bug in #6238 that causes the same context object to be passed for every file to plugins' api.reactBabel functions under certain conditions.

---

What is the purpose of this pull request?

• Bug fix
• New Feature
• Documentation update
• Other

Before submitting the PR, please make sure you do the following

• Read the Contributing Guidelines.
• Read the Pull Request Guidelines and follow the Commit Convention.
• Check that there isn't already a PR that solves the problem the same way to avoid creating a duplicate.
• Provide a description in this PR that addresses what the PR is solving, or reference the issue that it solves (e.g. fixes #123).
• Ideally, include relevant tests that fail without this PR but pass with it.

[netlify]

✅ Deploy Preview for vite-docs-main canceled.

Name	Link
🔨 Latest commit	c4c0bda
🔍 Latest deploy log	https://app.netlify.com/sites/vite-docs-main/deploys/62b944fab8a9060008308120