Build bitarray for emscripten-4x (#3257)

Co-authored-by: emscripten-forge-bot <[email protected]>

Author: emscripten-forge-bot

recipes/recipes_emscripten/bitarray/recipe.yaml

@@ -11,7 +11,7 @@ source:
   sha256: 795b1760418ab750826420ae24f06f392c08e21dc234f0a369a69cc00444f8ec
 
 build:
-  number: 0
+  number: 1
   script: ${{ PYTHON }} -m pip install . ${{ PIP_ARGS }}
 
 requirements: