CI: downgrade to GHC 9.0.1 for macos

LaurentRDC · LaurentRDC · commit 2b98baebf0a3 · 2022-11-01T07:28:16.000-04:00
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
@@ -23,7 +23,7 @@ jobs:
           - os: "ubuntu-latest"
             ghc-version: "9.2.4"
           - os: "macos-latest"
-            ghc-version: "9.2.4"
+            ghc-version: "9.0.1"
 
     runs-on: ${{ matrix.os }}
 
