Support configmap storage driver for install/upgrade actions --labels argument

Signed-off-by: Dmitry Chepurovskiy <dm3ch@dm3ch.net>
Signed-off-by: Dmitry Chepurovskiy <me@dm3ch.net>

pkg/storage/driver/cfgmaps.go

@@ -157,6 +157,7 @@ func (cfgmaps *ConfigMaps) Create(key string, rls *rspb.Release) error {
 	var lbs labels
 
 	lbs.init()
+	lbs.fromMap(rls.Labels)
 	lbs.set("createdAt", strconv.Itoa(int(time.Now().Unix())))
 
 	// create a new configmap to hold the release
@@ -184,6 +185,7 @@ func (cfgmaps *ConfigMaps) Update(key string, rls *rspb.Release) error {
 	var lbs labels
 
 	lbs.init()
+	lbs.fromMap(rls.Labels)
 	lbs.set("modifiedAt", strconv.Itoa(int(time.Now().Unix())))
 
 	// create a new configmap object to hold the release