MT#62899 Update packaging for Debian trixie

- Update copyright years.
- Remove «Priority: optional» field, which is now the default.
- Wrap and sort fields.
- Add spaces around operators in make variables.

Change-Id: I9312bcf25fd5b5d80404570da04cbb5c58e21f42

debian/control

@@ -1,6 +1,5 @@
 Source: ngcp-reminder
 Section: comm
-Priority: optional
 Maintainer: Sipwise Development Team <support@sipwise.com>
 Build-Depends:
  debhelper-compat (= 13),

debian/copyright

@@ -2,9 +2,10 @@ Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Source: https://www.sipwise.com/
 Upstream-Contact: Sipwise Development Team <support@sipwise.com>
 
-Files: *
+Files:
+ *
 Copyright:
- Copyright © 2007-2025 Sipwise GmbH, Austria
+ 2007-2025 Sipwise GmbH, Austria
 License: GPL-3+
  This program is free software: you can redistribute it and/or modify
  it under the terms of the GNU General Public License as published by

debian/rules

@@ -1,7 +1,7 @@
 #!/usr/bin/make -f
 
 # Uncomment this to turn on verbose mode.
-#export DH_VERBOSE=1
+#export DH_VERBOSE = 1
 
 %:
 	dh $@