ci: upgrade clang-format version in CI

.github/workflows/format-check.yml

@@ -16,8 +16,11 @@ jobs:
 
       - name: Install clang-format
         run: |
+          wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
+          sudo add-apt-repository "deb http://apt.llvm.org/$(lsb_release -cs)/ llvm-toolchain-$(lsb_release -cs)-18 main"
           sudo apt-get update
-          sudo apt-get install -y clang-format
+          sudo apt-get install -y clang-format-18
+          sudo ln -sf /usr/bin/clang-format-18 /usr/bin/clang-format
 
       - name: Check C++ code formatting
         run: |