add 22 in the release list

Author: sylvestre

.github/workflows/CI.yml

@@ -13,7 +13,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-22.04]
-        version: [16, 17, 18, 19, 20, 21]
+        version: [16, 17, 18, 19, 20, 21, 22]
     steps:
       - uses: actions/checkout@v2
 
@@ -29,7 +29,7 @@ jobs:
       - name: Install Dependencies
         run: |
           wget -O - https://apt.llvm.org/llvm-snapshot.gpg.key | sudo apt-key add -
-          if test ${{ matrix.version }} == 21; then
+          if test ${{ matrix.version }} == 22; then
             sudo apt-add-repository "deb http://apt.llvm.org/${{ env.UBUNTU_CODENAME }}/ llvm-toolchain-${{ env.UBUNTU_CODENAME }} main"
           else
             sudo apt-add-repository "deb http://apt.llvm.org/${{ env.UBUNTU_CODENAME }}/ llvm-toolchain-${{ env.UBUNTU_CODENAME }}-${{ matrix.version }} main"