fix: cacheDir should be ignored from watch

[shigma]

Description

cacheDir should be ignored from watch.

Additional context

By default, cacheDir is node_modules/.vite and is ignored from watch. However user may change this path which leads to unexpected watch on this directory.

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What is the purpose of this pull request?

• Bug fix
• New Feature
• Documentation update
• Other

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[sapphi-red]

Thank you! I fixed two parts.

1. Don't escape glob part that we added
   • We want to use this part as a glob
2. run normalizePath to config.cacheDir
   • On windows, / will be passed to the glob and that won't work.