Update xeus from 6.0.2 to 6.0.3 (#5218)

Co-authored-by: emscripten-forge-bot <emscripten-forge-bot@users.noreply.github.com>

Author: emscripten-forge-bot

recipes/recipes_emscripten/xeus/recipe.yaml

@@ -1,13 +1,13 @@
 context:
-  version: 6.0.2
+  version: 6.0.3
 
 package:
   name: xeus
   version: ${{ version }}
 
 source:
   url: https://github.com/jupyter-xeus/xeus/archive/refs/tags/${{ version }}.tar.gz
-  sha256: f38c462f082af5db11d3336171f416b9bd0fbaf3a85fb2e4a6f990d944214051
+  sha256: 75035a58d989766d1cda7cf3c3704bd6ead2077a5bfb9b20f6776248743f1340
 
 build:
   number: 0