fix(vant-cli): replace \ to / in path #5431 (#5473)

packages/vant-cli/src/compiler/gen-site-mobile-shared.ts

@@ -6,7 +6,8 @@ import {
   removeExt,
   decamelize,
   getVantConfig,
-  smartOutputFile
+  smartOutputFile,
+  normalizePath
 } from '../common';
 
 type DemoItem = {
@@ -24,7 +25,7 @@ import './package-style';
 
 function genImports(demos: DemoItem[]) {
   return demos
-    .map(item => `import ${item.name} from '${removeExt(item.path)}';`)
+    .map(item => `import ${item.name} from '${removeExt(normalizePath(item.path))}';`)
     .join('\n');
 }