Add wekan secret

charts/oas-secrets/templates/oas-wekan-variables.yaml

+apiVersion: v1
+kind: Secret
+metadata:
+  name: oas-wekan-variables
+data:
+  mongodb-password: "{{ include "getOrGeneratePass" (dict "Namespace" .Release.Namespace "Kind" "Secret" "Name" "oas-wekan-variables" "Key" "mongodb_password") }}"
+  mongodb-root-password: "{{ include "getOrGeneratePass" (dict "Namespace" .Release.Namespace "Kind" "Secret" "Name" "oas-wekan-variables" "Key" "mongodb_root_password") }}"