Don't quote bools or numbers

Author: adreasnow

.github/workflows/haskell-ci.yml

@@ -10,8 +10,8 @@ on:
 
 env:
   CABAL_FILE_RELATIVE_PATH_NO_EXTENSION: github-actions
-  CABAL_VERSION: '3.16.0.0'
-  GHCUP_VERSION: '0.1.50.2'
+  CABAL_VERSION: 3.16.0.0
+  GHCUP_VERSION: 0.1.50.2
   LANG: C.UTF-8
   LANGUAGE_EDITION: Haskell2010
   LC_ALL: C.UTF-8
@@ -29,8 +29,8 @@ jobs:
         uses: kleidukos/get-tested@a55a250eac23bcc4bcd1cb22d77be61baea5a7e2
         with:
           cabal-file: github-actions.cabal
-          ubuntu-version: '24.04'
-          version: '0.1.7.1'
+          ubuntu-version: 24.04
+          version: 0.1.7.1
 
   tests:
     name: ${{ matrix.ghc }} on ${{ matrix.os }}