CI: caching: clean-up

Author: Anton-Latukha

.github/workflows/caching.yml

@@ -71,12 +71,6 @@ jobs:
           echo "CABAL_STORE_DIR=~/.cabal/store" >> $GITHUB_ENV
           echo "CABAL_PKGS_DIR=~/.cabal/packages" >> $GITHUB_ENV
 
-      - if: matrix.os == 'macOS-latest' && matrix.ghc == '8.10.5'
-        name: Workaround for GHC 8.10.5 on macOS
-        run: |
-          echo "# uninstalling CommandLineTools (see https://github.com/haskell/haskell-language-server/issues/1913#issuecomment-861667786)"
-          sudo rm -rf /Library/Developer/CommandLineTools
-
       # Needs to be before Cache Cabal so the cache can detect changes to the modified cabal.project file
       - if: matrix.ghc == '9.0.1'
         name: Use modified cabal.project for ghc9