docs: Update UI text.

Created by: patrickluoyu

Signed-off-by: Patrick-LuoYu patrickluo@yunify.com

What type of PR is this?

/kind documentation

What this PR does / why we need it:

Update UI text.

Which issue(s) this PR fixes:

Fixes ## 4076

Special notes for reviewers:

@harrisonliu5 The following files involve changes in the source code logic. Please take a look. Thanks!

src/components/Charts/Area/MediumArea/index.jsx

src/pages/workspaces/containers/Overview/ResourceUsage/Statistics/index.jsx

src/components/Modals/Delete/index.jsx

src/pages/workspaces/components/Modals/WorkspaceDelete/index.jsx

Does this PR introduced a user-facing change?

None