Pin ghc-wasm-meta

Author: amesgen

.github/workflows/simple.yml

@@ -50,10 +50,11 @@ jobs:
     - name: setup-ghc-wasm32-wasi
       run: |
         cd $(mktemp -d)
-        curl -L https://gitlab.haskell.org/ghc/ghc-wasm-meta/-/archive/master/ghc-wasm-meta-master.tar.gz | tar xz --strip-components=1
+        curl -L https://gitlab.haskell.org/ghc/ghc-wasm-meta/-/archive/$GHC_WASM_META_REV/ghc-wasm-meta-master.tar.gz | tar xz --strip-components=1
         ./setup.sh
         ~/.ghc-wasm/add_to_github_path.sh
       env:
+        GHC_WASM_META_REV: 575e23a5578cc38c8aa1a6ee361608640926c4d9
         FLAVOUR: '9.6'
     - uses: actions/checkout@v3
     - name: Build