Update cffi from 1.17.1 to 2.0.0 (emscripten-forge#2926)

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

Author: emscripten-forge-bot

recipes/recipes_emscripten/cffi/recipe.yaml

@@ -1,17 +1,17 @@
 context:
-  version: 1.17.1
+  version: 2.0.0
 
 package:
   name: cffi
   version: ${{ version }}
 
 source:
 - url: https://pypi.io/packages/source/c/cffi/cffi-${{ version }}.tar.gz
-  sha256: 1c39c6016c32bc48dd54561950ebd6836e1670f2ae46128f67cf49e789c52824
+  sha256: 44d1b5909021139fe36001ae048dbdde8214afa20200eda0f64c068cac5d5529
 - path: setup.py
 
 build:
-  number: 1
+  number: 0
 
 requirements:
   build: