older cabal and explicit gch version for ubuntu build

Author: harisont

.github/workflows/build-binary-packages.yml

@@ -14,9 +14,9 @@ jobs:
     name: Build Ubuntu package
     strategy:
       matrix:
-        os:
-        - ubuntu-24.04
-        #- ubuntu-22.04
+        ghc: ["9.6"]
+        cabal: ["3.10"]
+        os: ubuntu-24.04
 
     runs-on: ${{ matrix.os }}