Add ghc 9.8 for cabal in ci

Author: saep

.github/workflows/ci.yml

@@ -43,9 +43,9 @@ jobs:
     strategy:
       matrix:
         ghc_version:
-          - '9.2'
           - '9.4'
           - '9.6'
+          - '9.8'
 
     name: 'cabal_test: ghc-${{ matrix.ghc_version }}'
     runs-on: ubuntu-latest