Add Kubernetes 1.34 to CI (#594)

## Blocked: Pending Ubuntu image v1.34 release


*Issue #, if available:* N/A

*Description of changes:* Add Kubernetes 1.34 to CI


https://docs.aws.amazon.com/eks/latest/userguide/kubernetes-versions.html

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copy, and redistribute this contribution, under the terms of your
choice.

Author: yerzhan7

.github/matrix.yaml

@@ -10,7 +10,7 @@ matrix:
       "Ubuntu2404",
     ]
   kubernetes-version:
-    ["1.28.13", "1.29.8", "1.30.4", "1.31.0", "1.32.1", "1.33.2"]
+    ["1.28.13", "1.29.8", "1.30.4", "1.31.0", "1.32.1", "1.33.2", "1.34.1"]
   include:
     # Ubuntu2004 is only supported on EKS <= 1.29.
     # See https://eksctl.io/usage/custom-ami-support/?h=ubuntu#setting-the-node-ami-family.
@@ -34,6 +34,10 @@ matrix:
     - cluster-type: "eksctl"
       family: "AmazonLinux2"
       kubernetes-version: "1.33.2"
+    # AL2 is not supported by Kubernetes 1.34.
+    - cluster-type: "eksctl"
+      family: "AmazonLinux2"
+      kubernetes-version: "1.34.1"
     # Ubuntu2204 is only supported on EKS >= 1.29 && EKS < 1.33.
     # See https://eksctl.io/usage/custom-ami-support/?h=ubuntu#setting-the-node-ami-family.
     - cluster-type: "eksctl"
@@ -42,6 +46,9 @@ matrix:
     - cluster-type: "eksctl"
       family: "Ubuntu2204"
       kubernetes-version: "1.33.2"
+    - cluster-type: "eksctl"
+      family: "Ubuntu2204"
+      kubernetes-version: "1.34.1"
     # Ubuntu2404 is only supported on EKS >= 1.31.
     # See https://eksctl.io/usage/custom-ami-support/?h=ubuntu#setting-the-node-ami-family.
     - cluster-type: "eksctl"