Merge version 5.15.6+dfsg-2+rpi1 and 5.15.7+dfsg-2 to produce 5.15.7+dfsg-2+rpi1

diff --cc debian/changelog
index 4ce887e93798eddecd26b7ea05c1e915f4dfc342,6213063780dd040e394bd330fe076fb09a96bb1c..c084a3370d2bab7fb8bc8770be91b844fbf1a213
--- 1/debian/changelog
--- 2/debian/changelog
+++ b/debian/changelog
@@@ -1,13 -1,26 +1,37 @@@
- qtdeclarative-opensource-src (5.15.6+dfsg-2+rpi1) bookworm-staging; urgency=medium
++qtdeclarative-opensource-src (5.15.7+dfsg-2+rpi1) bookworm-staging; urgency=medium
 +
 +  [changes brought forward from 5.14.2+dfsg-2+rpi1 by Peter Michael Green <plugwash@raspbian.org> at Sat, 04 Jul 2020 19:53:58 +0000]
 +  * Update symbols file for raspbian.
 +
 +  [changes introduced in 5.14.2+dfsg-3+rpi1 by Peter Michael Green]
 +  * Mark a gcc 10 only symbol as optional.
 +  * Disable testsuite.
 +
-  -- Raspbian forward porter <root@raspbian.org>  Thu, 03 Nov 2022 16:10:06 +0000
++ -- Raspbian forward porter <root@raspbian.org>  Sun, 01 Jan 2023 10:31:17 +0000
++
+ qtdeclarative-opensource-src (5.15.7+dfsg-2) unstable; urgency=medium
+ 
+   * Update symbols files for alpha.
+   * Upload to unstable.
+ 
+  -- Dmitry Shachnev <mitya57@debian.org>  Sat, 17 Dec 2022 18:20:11 +0300
+ 
+ qtdeclarative-opensource-src (5.15.7+dfsg-1) experimental; urgency=medium
+ 
+   [ Simon Quigley ]
+   * New upstream release (5.15.7).
+   * Refresh all patches, dropping part of the GCC-11 patch that was merged
+     upstream.
+   * Bump ABI version to qtdeclarative-abi-5-15-7.
+   * Bump Qt build dependencies to 5.15.7.
+   * Update Lintian source-is-missing overrides to cover more test files.
+   * Remove a batch file shipped in examples.
+ 
+   [ Dmitry Shachnev ]
+   * Set TZ=UTC for tests.
+   * Update symbols files for riscv64.
+ 
+  -- Simon Quigley <tsimonq2@debian.org>  Fri, 18 Nov 2022 18:13:13 -0600
  
  qtdeclarative-opensource-src (5.15.6+dfsg-2) unstable; urgency=medium
  

diff --cc debian/libqt5qml5.symbols
Simple merge

diff --cc debian/rules
Simple merge