fmt script: Fix missing directories

Otherwise will fail

Author: andys8

fmt.sh

@@ -1,3 +1,3 @@
 #!/usr/bin/env bash
 set -eou pipefail
-curl -sSL https://raw.github.com/ndmitchell/hlint/master/misc/run.sh | sh -s ghcide/src ghcide/exe ghcide/bench/lib ghcide/bench/exe ghcide/bench/hist shake-bench/src ghcide/test/exe --with-group=extra --hint=ghcide/.hlint.yaml
+curl -sSL https://raw.github.com/ndmitchell/hlint/master/misc/run.sh | sh -s ghcide/src ghcide/exe ghcide-bench/exe shake-bench/src ghcide/test/exe --with-group=extra --hint=.hlint.yaml