Update ctypeslib-linux.yml

LLVM 13 not available

Author: trolldbois

.github/workflows/ctypeslib-linux.yml

@@ -38,7 +38,7 @@ jobs:
         # python-version: [ 3.5, 3.6, 3.7, 3.8, 3.9 ]
          os: [ubuntu-latest, macos-latest, windows-latest]
          python-version: [ '3.10', '3.11', '3.12', '3.13' ]
-         clang-version: ['11', '12', '13', '14', '15', '16', '17', '18', '19']
+         clang-version: ['15', '16', '17', '18', '19']
 
     steps:
     - uses: actions/checkout@v4