gha: Enable to setup snapshotter but not to run

This will make the work that merging the code from CCv0 to main easier for confidential containers developers to properly
enable the coco tests once the tests are ready.

Signed-off-by: ChengyuZhu6 <chengyu.zhu@intel.com>

tests/gha-run-k8s-common.sh

@@ -266,6 +266,11 @@ function deploy_k8s() {
 }
 
 function install_snapshotter() {
+    if [ "${SNAPSHOTTER}" == "nydus" ]; then
+        echo "Skipping install for ${SNAPSHOTTER} snapshotter"
+        return 0
+    fi
+
 	case "${SNAPSHOTTER}" in
 		nydus)
 			nydus_snapshotter_version="$(get_from_kata_deps "externals.nydus-snapshotter.version")"
@@ -275,6 +280,11 @@ function install_snapshotter() {
 } 
 
 function cleanup_snapshotter() {
+	if [ "${SNAPSHOTTER}" == "nydus" ]; then
+        echo "Skipping cleanup for ${SNAPSHOTTER} snapshotter"
+        return 0
+    fi
+
 	case "${SNAPSHOTTER}" in
 		nydus) cleanup_nydus_snapshotter;;
 		*) >&2 echo "${SNAPSHOTTER} flavour is not supported"; exit 2 ;;

tests/integration/kubernetes/gha-run.sh

@@ -142,6 +142,11 @@ EOF
 function configure_snapshotter() {
 	echo "::group::Configuring ${SNAPSHOTTER}"
 
+    if [ "${SNAPSHOTTER}" == "nydus" ]; then
+        echo "Skipping configure for ${SNAPSHOTTER} snapshotter"
+		return 0
+    fi
+
 	case "${SNAPSHOTTER}" in
 		devmapper) configure_devmapper ;;
 		nydus) configure_nydus_snapshotter ;;