update latest clang on windows

Author: UnixY2K

.github/workflows/meson.yml

@@ -28,6 +28,7 @@ jobs:
             os: windows-latest,
             cc: "clang", cxx: "clang++", c_ld: "lld-link", cxx_ld: "lld-link",
             extra_path: "",
+            requires_latest_clang: true,
           }
         - {
             name: "Ubuntu Latest GCC",
@@ -54,6 +55,11 @@ jobs:
     - name: setup MSVC
       if: matrix.config.requires_msvc
       uses: ilammy/msvc-dev-cmd@v1
+    - name: setup latest clang
+      if: matrix.config.requires_latest_clang
+      uses: egor-tensin/setup-clang@v1
+      with:
+        version: latest
     - name: extra_path
       shell: bash
       run: echo "${{matrix.config.extra_path}}" >> $GITHUB_PATH