fix(helm): Remove hardcoded hostname from nc command and use env vari…

…able instead. This is an issue when you use an external mysql database.

k8s/openstad/templates/api/deployment.yaml

@@ -226,7 +226,7 @@ spec:
       initContainers:
         - command: ["/bin/sh", "-c"]
           args:
-            - nc {{.Release.Name}}-mysql 3306 -z -w1 && node migrate.js;
+            - nc $API_DATABASE_HOST 3306 -z -w1 && node migrate.js;
           env:
             - name: DB_TYPE
               value: mysql