fix: update type CSSModulesOptions interface (#14987)

Co-authored-by: bluwy <bjornlu.dev@gmail.com>

Author: psychobolt

Diff for: docs/config/shared-options.md

@@ -168,21 +168,31 @@ Enabling this setting causes vite to determine file identity by the original fil
 - **Type:**
   ```ts
   interface CSSModulesOptions {
+    getJSON?: (
+      cssFileName: string,
+      json: Record<string, string>,
+      outputFileName: string,
+    ) => void
     scopeBehaviour?: 'global' | 'local'
     globalModulePaths?: RegExp[]
+    exportGlobals?: boolean
     generateScopedName?:
       | string
       | ((name: string, filename: string, css: string) => string)
     hashPrefix?: string
     /**
-     * default: null
+     * default: undefined
      */
     localsConvention?:
       | 'camelCase'
       | 'camelCaseOnly'
       | 'dashes'
       | 'dashesOnly'
-      | null
+      | ((
+          originalClassName: string,
+          generatedClassName: string,
+          inputFile: string,
+        ) => string)
   }
   ```
 

Diff for: packages/vite/src/node/plugins/css.ts

@@ -115,6 +115,7 @@ export interface CSSModulesOptions {
   ) => void
   scopeBehaviour?: 'global' | 'local'
   globalModulePaths?: RegExp[]
+  exportGlobals?: boolean
   generateScopedName?:
     | string
     | ((name: string, filename: string, css: string) => string)