Ingress nginx controller data changes not implemented


I have installed the nginx ingress controller on bare-metal k3s cluster and when trying to make below changes it is not picking the mentioned changes large_client_header_buffers & keepalive_requests and showing the default values which comes with ingress.

apiVersion: v1
** allow-snippet-annotations: “true”**
** large_client_header_buffers: 4 32k;**
** keepalive_requests: 20000;**

Cluster information:

Kubernetes version: v1.26.7
Cloud being used: (put bare-metal if not on a public cloud) : bare-metal
Installation method:
Host OS: Ubuntu 18.04.6
CNI and version:
CRI and version:

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