Update CI

 * MacOS 13 imsage are not longer available
   https://github.blog/changelog/2025-09-19-github-actions-macos-13-runner-image-is-closing-down/
   So switch to macOS-15-intel

 * Bust CI cache. There are some problems with GHC-9.0. Something happened and
   linker fails with weird errors.

Author: Shimuuar

.github/workflows/ci.yml

@@ -35,13 +35,12 @@ jobs:
           - { cabal: "3.14", os: windows-latest, ghc: "9.10.2"  }
           - { cabal: "3.14", os: windows-latest, ghc: "9.12.2"  }
           # MacOS
-          # Fails with linker errors
-          #  > ld: warning: -single_module is obsolete
-          #  > <command line>: can't load framework: Security (not found)
-          # - { cabal: "3.14", os: macOS-13,       ghc: "8.6.5"  }
-          # - { cabal: "3.14", os: macOS-13,       ghc: "8.8.4"  }
-          - { cabal: "3.14", os: macOS-13,       ghc: "8.10.7" }
-          - { cabal: "3.14", os: macOS-13,       ghc: "9.0.2"  }
+          #
+          # Fails with:
+          # > <command line>: can't load framework: Security (not found)
+          # - { cabal: "3.14", os: macOS-15-intel, ghc: "8.8.4"  }
+          - { cabal: "3.14", os: macOS-15-intel, ghc: "8.10.7" }
+          - { cabal: "3.14", os: macOS-15-intel, ghc: "9.0.2"  }
           - { cabal: "3.14", os: macOS-latest,   ghc: "9.2.8"  }
           - { cabal: "3.14", os: macOS-latest,   ghc: "9.4.8"  }
           - { cabal: "3.14", os: macOS-latest,   ghc: "9.6.7"  }
@@ -66,7 +65,7 @@ jobs:
       name: Cache ~/.cabal/store
       with:
         path: ${{ steps.setup-haskell-cabal.outputs.cabal-store }}
-        key: ${{ runner.os }}-${{ matrix.ghc }}---CACHE_V3
+        key: ${{ runner.os }}-${{ matrix.ghc }}-CACHE_V4
     # ----------------
     - name: "Install PAPI"
       run: |