Add Sagemaker instances to node-affinity

[sam6134]

Issue #, if available:

Description of changes:

This change adds the instances as part of the node-affinity in the helm to be able to enable monitoring for sage-maker instances.

• List of instances - https://aws.amazon.com/sagemaker/pricing/

Testing
Manually updated the config for sage-maker cluster

miconeil@80a997366eb0 EpsilonDataStoreReaderService % kubectl get nodes --show-labels=true
NAME                           STATUS   ROLES    AGE   VERSION               LABELS
hyperpod-i-01b0c5ad8bcc02027   Ready    <none>   13h   v1.29.0-eks-5e0fdde   beta.kubernetes.io/arch=amd64,beta.kubernetes.io/os=linux,kubernetes.io/arch=amd64,kubernetes.io/hostname=hyperpod-i-01b0c5ad8bcc02027,kubernetes.io/os=linux,node.kubernetes.io/instance-type=ml.g5.xlarge,sagemaker.amazonaws.com/cluster-name=jenna-test-gpu,sagemaker.amazonaws.com/instance-group-name=group1
hyperpod-i-09d28431dfd94e184   Ready    <none>   13h   v1.29.0-eks-5e0fdde   beta.kubernetes.io/arch=amd64,beta.kubernetes.io/os=linux,kubernetes.io/arch=amd64,kubernetes.io/hostname=hyperpod-i-09d28431dfd94e184,kubernetes.io/os=linux,node.kubernetes.io/instance-type=ml.g5.xlarge,sagemaker.amazonaws.com/cluster-name=jenna-test-gpu,sagemaker.amazonaws.com/instance-group-name=group1


miconeil@80a997366eb0 EpsilonDataStoreReaderService % kubectl get all -n amazon-cloudwatch
NAME                                                                  READY   STATUS              RESTARTS   AGE
pod/amazon-cloudwatch-observability-controller-manager-65bcd4bxp28r   1/1     Running             0          11m
pod/cloudwatch-agent-4zcrg                                            1/1     Running             0          10h
pod/cloudwatch-agent-cb8sb                                            1/1     Running             0          10h
pod/dcgm-exporter-kmqc6                                               0/1     ContainerCreating   0          6s
pod/dcgm-exporter-r2nmh                                               0/1     ContainerCreating   0          6s
pod/fluent-bit-gssdn                                                  1/1     Running             0          10h
pod/fluent-bit-r6xng                                                  1/1     Running             0          10h

NAME                                                      TYPE        CLUSTER-IP       EXTERNAL-IP   PORT(S)                      AGE
service/amazon-cloudwatch-observability-webhook-service   ClusterIP   172.20.143.125   <none>        443/TCP                      10h
service/cloudwatch-agent                                  ClusterIP   172.20.37.233    <none>        4315/TCP,4316/TCP,2000/TCP   10h
service/cloudwatch-agent-headless                         ClusterIP   None             <none>        4315/TCP,4316/TCP,2000/TCP   10h
service/cloudwatch-agent-monitoring                       ClusterIP   172.20.11.163    <none>        8888/TCP                     10h
service/cloudwatch-agent-windows                          ClusterIP   172.20.190.75    <none>        4315/TCP,4316/TCP,2000/TCP   10h
service/cloudwatch-agent-windows-headless                 ClusterIP   None             <none>        4315/TCP,4316/TCP,2000/TCP   10h
service/cloudwatch-agent-windows-monitoring               ClusterIP   172.20.120.137   <none>        8888/TCP                     10h
service/dcgm-exporter-service                             ClusterIP   172.20.196.216   <none>        9400/TCP                     10h
service/neuron-monitor-service                            ClusterIP   172.20.48.129    <none>        8000/TCP                     10h

NAME                                      DESIRED   CURRENT   READY   UP-TO-DATE   AVAILABLE   NODE SELECTOR              AGE
daemonset.apps/cloudwatch-agent           2         2         2       2            2           kubernetes.io/os=linux     10h
daemonset.apps/cloudwatch-agent-windows   0         0         0       0            0           kubernetes.io/os=windows   10h
daemonset.apps/dcgm-exporter              2         2         2       2            2           kubernetes.io/os=linux     10h
daemonset.apps/fluent-bit                 2         2         2       2            2           kubernetes.io/os=linux     10h
daemonset.apps/fluent-bit-windows         0         0         0       0            0           kubernetes.io/os=windows   10h
daemonset.apps/neuron-monitor             0         0         0       0            0           <none>                     10h

Metrics flowing -

By submitting this pull request, I confirm that you can use, modify, copy, and redistribute this contribution, under the terms of your choice.