Update changelog for 2.2.0-2 release

That's what I get for copying other peoples' homework. I should have
used one of the `dh*` commands to build out the packaging boilerplate.
Oh well.

debian/changelog

@@ -1,3 +1,10 @@
+gt-tool (2.2.0-2) unstable; urgency=medium
+
+  * Fix: "Source:" URL in debian/copyright
+  * Fix typo in copyright comment
+
+ -- Robert Garrett <robertgarrett404@gmail.com>  Sun, 13 Jul 2025 16:59:25 -0500
+
 gt-tool (2.2.0-1) unstable; urgency=medium
 
   * Basic impl Display for the Release struct

debian/copyright

@@ -1,7 +1,7 @@
 Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
 Upstream-Name: gt-tools
 Upstream-Contact: Robert Garrett <robertgarrett404@gmail.com>
-Source: https://source.mnt.re/reform/mnt-reform-setup-wizard
+Source: https://git.gelvin.dev/robert/gt-tool
 
 Files: *
 Copyright: 2025 Robert Garrett <robertgarrett404@gmail.com>
@@ -17,7 +17,7 @@ Copyright:
  2025 Robert Garrett <robertgarrett404@gmail.com>
 License: GPL-3+
 Comment:
- The debian/rules file is liften directly from the tuigreet package. It was
+ The debian/rules file is lifted directly from the tuigreet package. It was
  linked in the Debian Rust Team Book as a pretty simple example package. The
  only change I've made is to remove the documentation generation target.
  .