Use https for ferd-net.de (#44)

Changed http://www.ferd-net.de/ to https://www.ferd-net.de.
You will be redirected to https anyway, but it is nicer to specify https directly

diff --git a/drafthorse/pdf.py b/drafthorse/pdf.py
index b02f13eaef3193f1b710f5a3e6be49ffb8ca8e1f..cc0aa63d9aaa8b6b5f92ad962cdc173fa5121fcc 100644 (file)
--- a/drafthorse/pdf.py
+++ b/drafthorse/pdf.py
@@ -219,7 +219,7 @@ def _update_metadata_add_attachment(
                 "/Data" if facturx_level in ("BASIC-WL", "MINIMUM") else "/Alternative"
             ),
             NameObject("/Desc"): create_string_object(
-                "Invoice metadata conforming to ZUGFeRD standard (http://www.ferd-net.de/)"
+                "Invoice metadata conforming to ZUGFeRD standard (https://www.ferd-net.de/)"
             ),
             NameObject("/Type"): NameObject("/Filespec"),
             NameObject("/F"): fname_obj,