Fix clang-runtime deployment

Author: mcbarton

.github/workflows/deploy-pages.yml

@@ -26,7 +26,7 @@ jobs:
       matrix:
         # micromamba_shell_init is derived below from runner.os.
         include:
-          - { name: osx26-arm-emscr-llvm22, os: macos-26, clang-runtime: '21', wasm: true }
+          - { name: osx26-arm-emscr-llvm22, os: macos-26, clang-runtime: '22', wasm: true }
 
     steps:
     - uses: actions/checkout@v6