stack: Bump resolver to 21.6

This is the newest lts resolver for 9.4.5.
xmonad · Aug 12, 2023 · 2df26cf · 2df26cf
1 parent 6912eca
commit 2df26cf
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/stack.yaml b/stack.yaml
@@ -1,7 +1,7 @@
 # This stack.yaml is used to build xmonad-contrib with released versions
 # of X11 and xmonad
 
-resolver: lts-20.16
+resolver: lts-21.6
 
 packages:
 - ./