Fix production example test (#183)

Co-authored-by: Marco Franssen <[email protected]>
Signed-off-by: Marco Franssen <[email protected]>

.github/tests/production-example/install.sh

@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-set -x
+set -xe
 
 SCRIPT=$(readlink -f "$0")
 SCRIPTPATH=$(dirname "$SCRIPT")
@@ -8,4 +8,6 @@ SCRIPTPATH=$(dirname "$SCRIPT")
 helm install \
   --namespace spire-server \
   --values "${SCRIPTPATH}/../../../examples/production/values.yaml" \
-  spire charts/spire
+  spire charts/spire --wait
+
+helm test spire --namespace spire-server