chore: fix tests

Author: yyx990803

packages/compiler-core/src/codegen.ts

@@ -225,7 +225,7 @@ export function generate(
   const signature =
     !__BROWSER__ && options.isTS
       ? args.map(arg => `${arg}: any`).join(',')
-      : args.join(',')
+      : args.join(', ')
   // enter render function
   if (!ssr) {
     if (isSetupInlined) {

packages/compiler-sfc/__tests__/__snapshots__/cssVars.spec.ts.snap

@@ -92,7 +92,7 @@ export default {
 
 _useCssVars(_ctx => ({
   \\"xxxxxxxx-color\\": (color),
-  \\"xxxxxxxx-size\\": (_unref(size)),
+  \\"xxxxxxxx-size\\": (size.value),
   \\"xxxxxxxx-foo\\": (__props.foo)
 }))
 

packages/compiler-sfc/__tests__/cssVars.spec.ts

@@ -43,7 +43,7 @@ describe('CSS vars injection', () => {
     // 3. props bindings (analyzed)
     expect(content).toMatch(`_useCssVars(_ctx => ({
   "${mockId}-color": (color),
-  "${mockId}-size": (_unref(size)),
+  "${mockId}-size": (size.value),
   "${mockId}-foo": (__props.foo)
 })`)
     expect(content).toMatch(