Removed xeus-cling from tested kernels (not maintained anymore)

Author: JohanMabille

.github/workflows/conformance.yml

@@ -68,9 +68,6 @@ jobs:
           - name: ijulia
             install: julia -e 'using Pkg; Pkg.add("IJulia"); using IJulia'
             kernel-name: julia-1.11
-          - name: xeus-cling
-            install: micromamba install -y xeus-cling -c conda-forge
-            kernel-name: xcpp17
           - name: xeus-sql
             # Pin to 0.3.1 which includes fix for missing status in kernel_info_reply
             install: micromamba install -y "xeus-sql>=0.3.1" -c conda-forge
@@ -163,7 +160,7 @@ jobs:
           go-version: '1.22'
 
       - name: Set up Mamba
-        if: contains(fromJson('["xeus-cling", "xeus-sql", "xeus-python", "xeus-cpp", "xeus-sqlite", "xeus-r", "xeus-lua", "xeus-octave"]'), matrix.kernel.name)
+        if: contains(fromJson('["xeus-sql", "xeus-python", "xeus-cpp", "xeus-sqlite", "xeus-r", "xeus-lua", "xeus-octave"]'), matrix.kernel.name)
         uses: mamba-org/setup-micromamba@v2
         with:
           micromamba-version: 'latest'
@@ -214,7 +211,7 @@ jobs:
         run: ${{ matrix.kernel.install }}
 
       - name: Copy conda kernelspecs to user directory
-        if: contains(fromJson('["xeus-cling", "xeus-sql", "xeus-python", "xeus-cpp", "xeus-sqlite", "xeus-r", "xeus-lua", "xeus-octave"]'), matrix.kernel.name)
+        if: contains(fromJson('["xeus-sql", "xeus-python", "xeus-cpp", "xeus-sqlite", "xeus-r", "xeus-lua", "xeus-octave"]'), matrix.kernel.name)
         run: |
           echo "Looking for kernelspecs..."
           find $MAMBA_ROOT_PREFIX -name "kernel.json" 2>/dev/null || true