Update xproperty from 0.12.0 to 0.12.1 (#3000)

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

Author: emscripten-forge-bot

recipes/recipes_emscripten/xproperty/recipe.yaml

@@ -1,16 +1,16 @@
 context:
-  version: 0.12.0
+  version: 0.12.1
 
 package:
   name: xproperty
   version: ${{ version }}
 
 source:
   url: https://github.com/jupyter-xeus/xproperty/archive/refs/tags/${{ version }}.tar.gz
-  sha256: 27cbc8e441dcc515a1ebbf11bad5ef240748d32f5e1adf84deed87a1dc57a440
+  sha256: e8fd89e8b4bfd1631189654156dc9da4f668e011f8ccf8bc3fdd723479922b18
 
 build:
-  number: 3
+  number: 0
 
 requirements:
   build:
@@ -24,7 +24,7 @@ requirements:
 
 tests:
 - script:
-    - test -f $PREFIX/include/xproperty/xproperty.hpp
+  - test -f $PREFIX/include/xproperty/xproperty.hpp
 
 about:
   license: BSD-3-Clause