Change deprecation error to warning

wz1000 · wz1000 · commit e1cd7a994c7e · 2024-04-12T21:19:32.000+05:30
diff --git a/tools/testscript b/tools/testscript
@@ -1,7 +1,7 @@
 #!/bin/sh
 set -eux
 
-ghcflags="-rtsopts -threaded -Werror"
+ghcflags="-rtsopts -threaded -Werror -Wwarn=deprecations"
 testflags="CreateDirectoryIfMissing001.num-repeats=100000 +RTS -N2"
 stack="stack --no-terminal ${STACK_FLAGS-}"
 
