fix: Cannot change 1 Hours Time range typo #1001

Created by: live77

What type of PR is this?

/kind bug

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes #1001 (closed)

Special notes for reviewers:

Does this PR introduced a user-facing change?

fix: Cannot change 1 Hours Time range typo

Additional documentation, usage docs, etc.:

Fixed 1 hours -> 1 hour