gerrit: charts and app configuration

Change-Id: If4f05f749719d6ba0e2ced8da563699bc6fbc4c0
diff --git a/core/installer/app.go b/core/installer/app.go
index 8457fe2..3656231 100644
--- a/core/installer/app.go
+++ b/core/installer/app.go
@@ -34,6 +34,7 @@
 	"values-tmpl/soft-serve.cue",
 	"values-tmpl/vaultwarden.cue",
 	"values-tmpl/url-shortener.cue",
+	"values-tmpl/gerrit.cue",
 }
 
 var infraAppConfigs = []string{