Team upload to experimental.

debian/changelog

@@ -1,9 +1,11 @@
-qt6-base (6.4.2+dfsg-15) UNRELEASED; urgency=medium
+qt6-base (6.4.2+dfsg-15) unstable; urgency=medium
+
+  * Team upload.
 
   [ Eren Eroğlu ]
   * Add qt6-base-doc* packages.
 
- -- Debian Qt/KDE Maintainers <debian-qt-kde@lists.debian.org>  Sat, 22 Jul 2023 10:59:11 -0300
+ -- Lisandro Damián Nicanor Pérez Meyer <lisandro@debian.org>  Sat, 22 Jul 2023 11:55:09 -0300
 
 qt6-base (6.4.2+dfsg-14) unstable; urgency=medium