Add mathtools to dependencies.

yegor256 · yegor256 · commit f130a7b98f8d · 2025-08-05T11:27:43.000+03:00
diff --git a/DEPENDS.txt b/DEPENDS.txt
@@ -35,6 +35,7 @@ hard lastpage
 hard lh
 hard libertine
 hard makecell
+hard mathtools
 hard microtype
 hard ncctools
 hard paralist
