!5270 【轻量级 PR】：【OpenHarmony开源贡献者计划2022】删除NOTE图标后的多余冒号

Merge pull request !5270 from Luoyiling1010/N/A

en/application-dev/ui/ui-js-components-picker.md

@@ -77,7 +77,7 @@ export default {
 
 ![en-us_image_0000001267647893](figures/en-us_image_0000001267647893.gif)
 
-> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE:**
+> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
 > - When setting the value range of a common selector, you must use the data binding mode.
 >
 
@@ -115,7 +115,7 @@ Set the **hours** attribute to specify the time format used by the time selector
 
 ![en-us_image_0000001222807808](figures/en-us_image_0000001222807808.gif)
 
-> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE:**
+> ![icon-note.gif](public_sys-resources/icon-note.gif) **NOTE**
 > - When **hours** is set to **12**, the time is displayed in 12-hour format and distinguished by a.m. and p.m.
 >
 > - When **hours** is set to **24**, the time is displayed in 24-hour format.