match emscripten version with libhdf5 build (4.023)

Author: bmaranville

.github/workflows/test-publish.yml

@@ -21,7 +21,7 @@ jobs:
       uses: mymindstorm/setup-emsdk@v14
       with:
         # Make sure to set a version number!
-        version: 3.1.68
+        version: 4.0.23
         # This is the name of the cache folder.
         # The cache folder will be placed in the build directory,
         #  so make sure it doesn't conflict with anything!