Make CI green again

.github/workflows/ci.yml

@@ -53,7 +53,7 @@ jobs:
     - name: Install
       run: |
         yum install -y gcc gmp gmp-devel make ncurses ncurses-compat-libs xz perl autoconf
-        curl --proto '=https' --tlsv1.2 -sSf https://get-ghcup.haskell.org | BOOTSTRAP_HASKELL_NONINTERACTIVE=1 sh
+        curl --proto '=https' --tlsv1.2 -sSf https://get-ghcup.haskell.org | BOOTSTRAP_HASKELL_NONINTERACTIVE=1 BOOTSTRAP_HASKELL_GHC_VERSION=9.2.8 sh
     - uses: actions/checkout@v3
     - name: Test
       run: |
@@ -92,7 +92,7 @@ jobs:
       run: |
         apt-get update -y
         apt-get install -y autoconf build-essential zlib1g-dev libgmp-dev curl
-        curl --proto '=https' --tlsv1.2 -sSf https://get-ghcup.haskell.org | BOOTSTRAP_HASKELL_NONINTERACTIVE=1 sh
+        curl --proto '=https' --tlsv1.2 -sSf https://get-ghcup.haskell.org | BOOTSTRAP_HASKELL_NONINTERACTIVE=1 BOOTSTRAP_HASKELL_INSTALL_NO_STACK=1 sh
     - uses: actions/checkout@v1
     - name: Test
       run: |