Merge version 5.7.12-2+rpi1 and 5.7.12-3 to produce 5.7.12-3+rpi1

diff --cc debian/changelog
index ee1441398c97442920f87518d1e4c2c6cffc0a90,651f596a9f805736bb45e784b6983051c68429b9..64523f3aae3293fe8822729e3d17e22ecf3f2102
--- 1/debian/changelog
--- 2/debian/changelog
+++ b/debian/changelog
@@@ -1,12 -1,13 +1,23 @@@
- dtkcore (5.7.12-2+rpi1) forky-staging; urgency=medium
++dtkcore (5.7.12-3+rpi1) forky-staging; urgency=medium
 +
 +  [changes brought forward from 5.2.2.5-2+rpi1 by Peter Michael Green <plugwash@raspbian.org> at Sat, 26 Dec 2020 23:00:24 +0000]
 +  * Update symbols file for raspbian.
 +
 +  [changes introduced in 5.5.17.1-1+rpi1 by Peter Michael Green]
 +  * Further symbols file updates for raspbian.
 +
-  -- Raspbian forward porter <root@raspbian.org>  Sat, 18 Apr 2026 20:51:30 +0000
++ -- Raspbian forward porter <root@raspbian.org>  Sat, 20 Jun 2026 10:42:13 +0000
++
+ dtkcore (5.7.12-3) unstable; urgency=medium
+ 
+   [ Boyuan Yang ]
+   * Do not install .qch documentation. (Closes: #1133784)
+ 
+   [ Han Gao ]
+   * d/control: add myself in uploader
+   * d/gbp.conf: update branch name
+ 
+  -- Boyuan Yang <byang@debian.org>  Tue, 09 Jun 2026 17:24:09 -0400
  
  dtkcore (5.7.12-2) unstable; urgency=medium