STACK-724 Update webhook-pdb.yaml

[SanjanaPamulapati]

Update deprecated API

Description

https://wisersolutions.atlassian.net/browse/STACK-724
Please include a summary of the change and which issue is fixed.

Type of change

• 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 not work as expected)

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce.

Checklist:

• My code follows the style guidelines of this project
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• Any dependent changes have been merged and published in downstream modules

Note

this is the default template and can be overwritten as stated here