add changelog entry

pfetsch · pfetsch · commit 10baf531d330 · 2022-12-11T17:24:15.000+01:00
diff --git a/CHANGELOG b/CHANGELOG
@@ -25,6 +25,8 @@ Build system
 
 ### Makefile
 
+- Use SYM=bliss by default, since bliss now is shipped with SCIP.
+
 Fixed bugs
 ----------
 
