update to stack 2

stack.yaml

@@ -5,13 +5,6 @@ allow-newer: true
 
 packages:
   - 'grin'
-  - location:
-      git: https://github.com/csabahruska/llvm-hs.git
-      commit: 868e23a13942703255979369defdb49ac57b6866
-    subdirs:
-      - llvm-hs
-      - llvm-hs-pure
-    extra-dep: true
 
 extra-deps:
   - monad-gen-0.3.0.1
@@ -21,6 +14,11 @@ extra-deps:
   - neat-interpolation-0.3.2.2
   - set-extra-1.4.1
   - llvm-hs-pretty-0.6.1.0
+  - github: csabahruska/llvm-hs
+    commit: 868e23a13942703255979369defdb49ac57b6866
+    subdirs:
+      - llvm-hs
+      - llvm-hs-pure
 
 flags:
   llvm-hs: