!6611 【轻量级 PR】：update...

!6611 【轻量级 PR】：update en/application-dev/device-usage-statistics/device-usage-statistics-dev-guide.md.
Merge pull request !6611 from zengyawen/N/A

en/application-dev/device-usage-statistics/device-usage-statistics-dev-guide.md

-## Device Usage Statistics Development
+# Device Usage Statistics Development
 
 ## When to Use