fix: kind cluster name must be match exactly (#10)

We should match on the exact cluster name (instead of doing some
wildcard matching).
The current implementation wouldn't create the dedicated `garm` kind
cluster if there is already a cluster with a similar name (e.g.
`garm-operator`)

Signed-off-by: Mario Constanti <mario.constanti@mercedes-benz.com>

hack/scripts/kind-with-registry.sh

@@ -20,7 +20,7 @@ fi
 KIND_CLUSTER_NAME=${GARM_KIND_CLUSTER_NAME:-"garm"}
 
 # 1. If kind cluster already exists exit.
-if [[ "$(kind get clusters)" =~ .*"${KIND_CLUSTER_NAME}".* ]]; then
+if [[ "$(kind get clusters)" = "${KIND_CLUSTER_NAME}" ]]; then
   echo "kind cluster already exists, moving on"
   exit 0
 fi