chore: update codeowners [PRODSEC-10215]

[bikochan]

Updates codeowners to append the new github governance managed teams.
For more information, please check https://snyksec.atlassian.net/wiki/spaces/PRODSEC/pages/4613570586/H1+2026+Team+rename+Updates+to+CODEOWNERS+and+repository+collaborators+to+match+organisation+change

[IMPORTANT]:
If your service uses vervet, you probably to run a commane like make generate to update the vervet files.
This is specific to your repository as there is not standardisation on the command to run.

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