test: fix dynamic routes test for build

Author: yyx990803

__tests__/e2e/__snapshots__/home.test.ts.snap

@@ -1,4 +1,4 @@
-// Vitest Snapshot v1
+// Vitest Snapshot v1, https://vitest.dev/guide/snapshot.html
 
 exports[`render correct content > main content 1`] = `
 [

__tests__/e2e/static-data/__snapshots__/data.test.ts.snap

@@ -1,4 +1,4 @@
-// Vitest Snapshot v1
+// Vitest Snapshot v1, https://vitest.dev/guide/snapshot.html
 
 exports[`static data file support in vite 3 > render correct content 1`] = `
 [

src/node/plugins/dynamicRoutesPlugin.ts

@@ -57,7 +57,7 @@ export const dynamicRoutesPlugin = async (
 
     resolveId(id) {
       if (!id.endsWith('.md')) return
-      const normalizedId = id.startsWith(config.root)
+      const normalizedId = id.startsWith(config.srcDir)
         ? id
         : normalizePath(path.resolve(config.srcDir, id.replace(/^\//, '')))
       const matched = config.dynamicRoutes.routes.find(