changelog: add dune.3.13.1 (#2050)

2024-02-05-dune-3.13.1.md

@@ -0,0 +1,20 @@
+---
+title: Dune 3.13.1
+tags: [dune, platform]
+changelog: |
+  - Fix performance regression for incremental builds (#9769, fixes #9738,
+    @rgrinberg)
+  
+  - Fix `dune ocaml top-module` to correctly handle absolute paths. (#8249, fixes
+    #7370, @Alizter)
+  
+  - subst: ignore broken symlinks when looking at source files (#9810, fixes
+    #9593, @emillon)
+  
+  - subst: do not fail on 32-bit systems when large files are encountered. Just
+    log a warning in this case. (#9811, fixes #9538, @emillon)
+  
+  - boot: sort directory entries in readdir. This makes the dune binary
+    reproducible in terms of filesystem order. (#9861, fixes #9794, @emillon)
+---
+We just released version 3.13.1 with some bugfixes.