Set kubectl version to v1.28.3 (#15053)

.github/workflows/e2e-k8s.yml

@@ -70,7 +70,7 @@ jobs:
       - name: Create k8s Kind Cluster
         run: |
           # install kubectl
-          curl -LO "https://dl.k8s.io/release/$(curl -L -s https://dl.k8s.io/release/stable.txt)/bin/linux/amd64/kubectl"
+          curl -LO "https://dl.k8s.io/release/v1.28.3/bin/linux/amd64/kubectl"
           sudo chmod +x kubectl /usr/local/bin/kubectl
           sudo mv kubectl /usr/local/bin/kubectl