Add restrictedTaint exception for Alloy

General MR

Summary

Resolves issue on Release cluster related to 2.51.0 release for Alloy

Error creating: admission webhook "validation.gatekeeper.sh" denied the request: [restricted-taint] Global tolerations not allowed for taint {"effect": "NoSchedule", "key": "privileged", "value": "true"}

Upgrade Notices

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