Remove Windows llvm 17 and 18 jobs from ci (#464)

Author: mcbarton

.github/workflows/Windows.yml

@@ -28,20 +28,6 @@ jobs:
             cling: Off
             llvm_enable_projects: "clang"
             llvm_targets_to_build: "host;NVPTX"
-          - name: win2025-msvc-clang-repl-18
-            os: windows-2025
-            compiler: msvc
-            clang-runtime: '18'
-            cling: Off
-            llvm_enable_projects: "clang"
-            llvm_targets_to_build: "host;NVPTX"
-          - name: win2025-msvc-clang-repl-17
-            os: windows-2025
-            compiler: msvc
-            clang-runtime: '17'
-            cling: Off
-            llvm_enable_projects: "clang"
-            llvm_targets_to_build: "host;NVPTX"
 
     steps:
     - uses: actions/checkout@v4
@@ -244,18 +230,6 @@ jobs:
             clang-runtime: '19'
             cling: Off
             cppyy: Off
-          - name: win2025-msvc-clang-repl-18
-            os: windows-2025
-            compiler: msvc
-            clang-runtime: '18'
-            cling: Off
-            cppyy: Off
-          - name: win2025-msvc-clang-repl-17
-            os: windows-2025
-            compiler: msvc
-            clang-runtime: '17'
-            cling: Off
-            cppyy: Off
 
     steps:
     - uses: actions/checkout@v4