fix: 预览pdf页面优化，报告样例存cdn

Signed-off-by: tangshizhe <48740614+tangshizhe@users.noreply.github.com>

apps/mobile/src/views/common/pdfViewExample.vue

@@ -44,8 +44,8 @@ export default {
       this.pdfUrl = decodeURIComponent(pdfUrl)
     }
     else {
-      const pdfAssets = getAssetsFile('example-min.pdf')
-      this.pdfUrl = pdfAssets
+      // const pdfAssets = getAssetsFile('example-min.pdf')
+      this.pdfUrl = 'https://cdn-common.jianyu360.com/cdn/assets/file/example.pdf'
     }
   },
   mounted() {