Merge version 1.5.1-1+rpi1 and 1.5.3-1 to produce 1.5.3-1+rpi1

diff --cc debian/changelog
index 12c18cfa70905433148570d87474515610d8f466,169bb2f24aad95ae2b351217068e4c569cedd5db..b1b152b9f0c5658f0009de44901ac2ff37218711
--- 1/debian/changelog
--- 2/debian/changelog
+++ b/debian/changelog
@@@ -1,10 -1,20 +1,28 @@@
- dav1d (1.5.1-1+rpi1) trixie-staging; urgency=medium
++dav1d (1.5.3-1+rpi1) forky-staging; urgency=medium
 +
 +  [changes brought forward from 0.7.1-3+rpi1 by Peter Michael Green <plugwash@raspbian.org> at Sun, 12 Jul 2020 23:43:27 +0000]
 +  * Disable asm, it seems to cause the resulting binary to come out
 +    armv7 contaminated.
 +
-  -- Raspbian forward porter <root@raspbian.org>  Fri, 31 Jan 2025 03:23:53 +0000
++ -- Raspbian forward porter <root@raspbian.org>  Sat, 17 Jan 2026 14:19:22 +0000
++
+ dav1d (1.5.3-1) unstable; urgency=medium
+ 
+   * New upstream version 1.5.3
+   * Update dav1d description
+ 
+  -- Dylan Aïssi <daissi@debian.org>  Thu, 01 Jan 2026 16:38:44 +0100
+ 
+ dav1d (1.5.2-1) unstable; urgency=medium
+ 
+   * New upstream version 1.5.2
+   * Standards-Version: 4.7.2 (no changes required)
+   * Remove redundant "Rules-Requires-Root: no"
+   * Convert watch to version 5
+   * Update debian/copyright
+   * Add debian/salsa-ci.yml
+ 
+  -- Dylan Aïssi <daissi@debian.org>  Wed, 05 Nov 2025 13:54:42 +0100
  
  dav1d (1.5.1-1) unstable; urgency=medium