Bump unison dep

ChrisPenner · ChrisPenner · commit 8d7e2855fcf1 · 2025-11-14T11:34:44.000-08:00
diff --git a/unison b/unison
@@ -1 +1 @@
-Subproject commit 6e582c186129d830cf27ab645020b3d8f1918b35
+Subproject commit 7751daca0661ad3f672fddeb61c5fc24e4aaa556
