Remove vitest globals (#21505)

Explicitly import them instead which is cleaner and enables better
editor integration.

Co-authored-by: Lunny Xiao <xiaolunwen@gmail.com>
Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>

.eslintrc.yaml

@@ -35,9 +35,6 @@ overrides:
     rules:
       import/no-unresolved: [0]
       import/no-extraneous-dependencies: [0]
-  - files: ["*.test.js"]
-    env:
-      jest: true
   - files: ["*.config.js"]
     rules:
       import/no-unused-modules: [0]