Change kind version and kubernetes version to support networkpolicies…

… in CI/CD tests

Signed-off-by: hansinikarunarathne <hansini.20@cse.mrt.ac.lk>

README.md

@@ -117,7 +117,7 @@ kind: Cluster
 apiVersion: kind.x-k8s.io/v1alpha4
 nodes:
 - role: control-plane
-  image: kindest/node:v1.29.4
+  image: kindest/node:v1.31.0@sha256:53df588e04085fd41ae12de0c3fe4c72f7013bba32a20e7325357a1ac94ba865
   kubeadmConfigPatches:
   - |
     kind: ClusterConfiguration

tests/gh-actions/install_KinD_create_KinD_cluster_install_kustomize.sh

@@ -20,7 +20,7 @@ if [ -e /swapfile ]; then
 fi
 
 {
-    curl -Lo ./kind https://kind.sigs.k8s.io/dl/v0.20.0/kind-linux-amd64
+    curl -Lo ./kind https://kind.sigs.k8s.io/dl/v0.24.0/kind-linux-amd64
     chmod +x ./kind
     sudo mv kind /usr/local/bin
 } || { echo "Failed to install KinD"; exit 1; }
@@ -49,11 +49,11 @@ kubeadmConfigPatches:
         \"service-account-signing-key-file\": \"/etc/kubernetes/pki/sa.key\"
 nodes:
 - role: control-plane
-  image: kindest/node:v1.29.4@sha256:3abb816a5b1061fb15c6e9e60856ec40d56b7b52bcea5f5f1350bc6e2320b6f8
+  image: kindest/node:v1.31.0@sha256:53df588e04085fd41ae12de0c3fe4c72f7013bba32a20e7325357a1ac94ba865
 - role: worker
-  image: kindest/node:v1.29.4@sha256:3abb816a5b1061fb15c6e9e60856ec40d56b7b52bcea5f5f1350bc6e2320b6f8
+  image: kindest/node:v1.31.0@sha256:53df588e04085fd41ae12de0c3fe4c72f7013bba32a20e7325357a1ac94ba865
 - role: worker
-  image: kindest/node:v1.29.4@sha256:3abb816a5b1061fb15c6e9e60856ec40d56b7b52bcea5f5f1350bc6e2320b6f8
+  image: kindest/node:v1.31.0@sha256:53df588e04085fd41ae12de0c3fe4c72f7013bba32a20e7325357a1ac94ba865
 " | kind create cluster --config -