Merge version 6.10.2+dfsg-11+rpi1 and 6.10.2+dfsg-12 to produce 6.10.2+dfsg-12+rpi1

diff --cc debian/changelog
index 2a4baa82166907e5c1af88ba7d9ed4ffacdfaf18,a135f2c6843a2e8ac11fe978e4643d8702cf078f..dea61cf955f674eb13ec7e124560cb084e3e07e2
--- 1/debian/changelog
--- 2/debian/changelog
+++ b/debian/changelog
@@@ -1,9 -1,17 +1,24 @@@
- qt6-base (6.10.2+dfsg-11+rpi1) forky-staging; urgency=medium
++qt6-base (6.10.2+dfsg-12+rpi1) forky-staging; urgency=medium
 +
 +  [changes brought forward from 6.3.1+dfsg-8+rpi1 by Peter Michael Green <plugwash@raspbian.org> at Thu, 25 Aug 2022 20:03:22 +0000]
 +  * Update symbols file for raspbian.
 +
-  -- Raspbian forward porter <root@raspbian.org>  Mon, 04 May 2026 03:36:55 +0000
++ -- Raspbian forward porter <root@raspbian.org>  Thu, 21 May 2026 18:36:51 +0000
++
+ qt6-base (6.10.2+dfsg-12) unstable; urgency=medium
+ 
+   * Team upload.
+   * Update the symbols files from the logs of buildds.
+   * Backport upstream commit 406903b6ef76b8333bcc332a2e5768953c3fddd4 to handle
+     copy_file_range() returning ENOSYS (e.g. on Hurd); patch
+     upstream_QFileSystemEngine-handle-copy_file_range-returning-E.patch.
+     (Closes: #1133708)
+   * Backport upstream commit 4b1eb34337bdbc66e0da18a7e7375ed0dd8455ec to fix
+     concurrency issues in QProcessEnvironment; patch
+     upstream_Revert-QProcessEnvironment-simplify-locking.patch.
+     (Closes: #1123679)
+ 
+  -- Pino Toscano <pino@debian.org>  Sat, 02 May 2026 10:14:59 +0200
  
  qt6-base (6.10.2+dfsg-11) unstable; urgency=medium