fix: logger.warning -> logger.warn

[invakid404]

Description

This PR fixes a typo in the search service that references a non-existent logger method.

Related Issue

Fixes #2690.

Motivation and Context

It allows twake-node to be deployed without a search service.

How Has This Been Tested?

I've successfully deployed twake-node locally without configuring a search service.

Screenshots (if appropriate):

N/A

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added the Signed-off-by statement at the end of my commit message.

[RomaricMourgues]

Hi, thank you very much for this fix, could you rebase the PR to the develop branch ?
Romaric

[invakid404]

Hi, thank you very much for this fix, could you rebase the PR to the develop branch ? Romaric

Sure thing, it's done :^)