[Validator] remove wrong deprecation message
minor #11377 [Validator] remove wrong deprecation message (Tobion)

This PR was merged into the 2.5 branch.

Discussion
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[Validator] remove wrong deprecation message

| Q             | A
| ------------- | ---
| Bug fix?      | yes
| New feature?  | no
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #11369
| License       | MIT

Commits
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bde043d [Validator] remove wrong deprecation message