Upgrade sources

- `main` v5.12.20: https://github.com/invoiceninja/invoiceninja/releases/tag/v5.12.20

manifest.toml

@@ -7,7 +7,7 @@ name = "InvoiceNinja 5"
 description.en = "Create and email invoices, track payments, expenses, and time tasks"
 description.fr = "Créer et envoyer des factures par e-mail, suivre les paiements, les dépenses et les tâches horaires"
 
-version = "5.12.18~ynh1"
+version = "5.12.20~ynh1"
 
 maintainers = ["Sebastian Gumprich"]
 
@@ -61,8 +61,8 @@ ram.runtime = "50M"
     [resources.sources]
 
     [resources.sources.main]
-    url = "https://github.com/invoiceninja/invoiceninja/releases/download/v5.12.18/invoiceninja.tar"
-    sha256 = "0942f3ad5781300ba28f893b3d44c7badb02f1b44a13d1c91ca4f4f089b4c74a"
+    url = "https://github.com/invoiceninja/invoiceninja/releases/download/v5.12.20/invoiceninja.tar"
+    sha256 = "2f9e7eea67b3e4c158e7a161068d2a2ab8309cb745b031b273091da9d2936731"
     format = "tar.gz"
     in_subdir = false
     autoupdate.strategy = "latest_github_release"