fixed 79a1941 from https://gitee.com/esterzhou/docs/pulls/23341

Update docs (22166)
Signed-off-by: Nester.zhou <ester.zhou@huawei.com>

en/application-dev/reference/arkui-ts/ts-basic-components-loadingprogress.md

@@ -45,6 +45,7 @@ struct LoadingProgressExample {
       Text('Orbital LoadingProgress ').fontSize(9).fontColor(0xCCCCCC).width('90%')
       LoadingProgress()
         .color(Color.Blue)
+        .layoutWeight(1)
     }.width('100%').margin({ top: 5 })
   }
 }