fix: 更新文件名

Author: ArgoZhang

src/BootstrapBlazor.Server/Components/Samples/Charts/Line.razor.js

@@ -1,5 +1,5 @@
 //通过相对路径导入BootstrapBlazor.Chart的Chart.JS模块
-import '../../../_content/BootstrapBlazor.Chart/js/chart.js'
+import '../../../_content/BootstrapBlazor.Chart/js/chart.umd.js'
 import Data from '../../../_content/BootstrapBlazor/modules/data.js'
 
 export function init(id, chartData) {