Specify llvm version number

.github/workflows/build.yml

@@ -19,15 +19,15 @@ jobs:
         uses: actions/checkout@v4
       - name: Install ninja
         uses: seanmiddleditch/gha-setup-ninja@master
-      - name: Install nasm
-        uses: ilammy/setup-nasm@v1
       - name: ccache
         uses: hendrikmuhs/ccache-action@v1.2.9
         with:
           key: ccache-ubuntu-24.04-clang-clang-tidy
       - name: Install latest clang and clang-tidy
         run: |
-          sudo bash -c "$(wget -O - https://apt.llvm.org/llvm.sh)"
+          wget https://apt.llvm.org/llvm.sh
+          chmod +x llvm.sh
+          sudo ./llvm.sh 19
       - name: Cache vcpkg artifacts
         uses: actions/cache@v4
         with: