Updating go version in CI yaml

Signed-off-by: anisha.kj <[email protected]>

.github/workflows/CI.yml

@@ -17,10 +17,10 @@ jobs:
   check:
     runs-on: ubuntu-latest
     steps:
-    - name: Set up Go 1.20
+    - name: Set up Go 1.21
       uses: actions/setup-go@v2
       with:
-        go-version: "1.20"
+        go-version: "1.21"
       id: go
     - name: Get current date
       id: date
@@ -112,7 +112,7 @@ jobs:
         sleep 30s
         ssh -o StrictHostKeyChecking=no root@$CLUSTER_IP "kubectl -n default create -f /root/pravega-operator/test/e2e/resources/bk/bk-cluster.yaml"
         ssh -o StrictHostKeyChecking=no root@$CLUSTER_IP "kubectl -n default create secret docker-registry regcred --docker-server=https://index.docker.io/v1/ --docker-username=testpravegaop --docker-password=c155d654-3c09-48aa-a62d-2d5178454784 [email protected]"
-        ssh -o StrictHostKeyChecking=no root@$CLUSTER_IP "bash < <(curl -s -S -L https://raw.githubusercontent.com/moovweb/gvm/master/binscripts/gvm-installer);source /root/.gvm/scripts/gvm;gvm install go1.20 --binary;gvm use go1.20 --default;git config --global --add safe.directory /root/pravega-operator"
+        ssh -o StrictHostKeyChecking=no root@$CLUSTER_IP "bash < <(curl -s -S -L https://raw.githubusercontent.com/moovweb/gvm/master/binscripts/gvm-installer);source /root/.gvm/scripts/gvm;gvm install go1.21 --binary;gvm use go1.21 --default;git config --global --add safe.directory /root/pravega-operator"
         ssh -o StrictHostKeyChecking=no root@$CLUSTER_IP "kubectl create -f https://raw.githubusercontent.com/metallb/metallb/v0.9.3/manifests/namespace.yaml"
         ssh -o StrictHostKeyChecking=no root@$CLUSTER_IP "kubectl apply -f https://raw.githubusercontent.com/metallb/metallb/v0.9.3/manifests/metallb.yaml"
         ssh -o StrictHostKeyChecking=no root@$CLUSTER_IP "kubectl create -f /root/pravega-operator/config/crd/bases/pravega.pravega.io_pravegaclusters.yaml"