** What type of PR is this? **:

Uncomment only one, leave it on its own line:

/kind bug

/kind feature

What this PR does / why we need it:
修改升级路径描述

Which issue this PR fixes (optional, in fixes #<issue number>(, fixes #<issue_number>, ...) format, will close that issue when PR gets merged): fixes #
#I6WIY5:【测试类型：资料】【测试版本：5.0.0】 升级路径中增加对5.0.0版本的的描述
Special notes for your reviewer:

Release note: