update Progress doc (#6752)

components/progress/demo/dashboard.md

@@ -7,11 +7,11 @@ title:
 
 ## zh-CN
 
-仪表盘样式的进度条。
+通过设置 `type=dashboard`，可以很方便地实现仪表盘样式的进度条。
 
 ## en-US
 
-A dashboard style of progress.
+By setting `type=dashboard`, you can get a dashboard style of progress easily.
 
 ````jsx
 import { Progress } from 'antd';

components/progress/index.en-US.md

@@ -25,4 +25,6 @@ showInfo | determine whether to display the progress value and the status icon |
 strokeWidth `(type=line)` | to set the width of the progress bar, unit: `px` | number | 10
 strokeWidth `(type=circle)` | to set the width of the circular progress bar, unit: percentage of the canvas width | number | 6
 width `(type=circle)` | to set the canvas width of the circular progress bar, unit: `px` | number | 132
+gapDegree `(type=circle)` | the gap degree of half circle, 0 ~ 360 | number | 0
+gapPosition `(type=circle)` | the gap position | Enum{ 'top', 'bottom', 'left', 'right' } | `top`
 

components/progress/index.zh-CN.md

@@ -27,3 +27,5 @@ title: Progress
 | strokeWidth `(type=line)` | 进度条线的宽度，单位 px | number | 10 |
 | strokeWidth `(type=circle)` | 圆形进度条线的宽度，单位是进度条画布宽度的百分比 | number | 6 |
 | width `(type=circle)` | 圆形进度条画布宽度，单位 px | number | 132 |
+| gapDegree `(type=circle)` | 圆形进度条缺口角度，可取值 0 ~ 360 | number | 0 |
+| gapPosition `(type=circle)` | 圆形进度条缺口位置 | Enum{ 'top', 'bottom', 'left', 'right' } | `top` |