Update emscripten.yml

Author: mcbarton

.github/workflows/emscripten.yml

@@ -670,7 +670,7 @@ jobs:
                 -DSYSROOT_PATH=$SYSROOT_PATH                     \
                 ../
         fi
-        if [[ "${{ matrix.os }}" != "macos"*  && "${{ matrix.clang-runtime }}" == "19"]]; then
+        if [[ "${{ matrix.os }}" != "macos"* ]]  && [[ "${{ matrix.clang-runtime }}" == "19" ]]; then
             EMCC_CORES=2 emmake make 2
         else
             emmake make -j ${{ env.ncpus }} check-cppinterop