Revert "python311Packages.cysignals: revert to cython 0.29 for the moment"

This reverts commit 1f173b8272.

pkgs/development/python-modules/cysignals/default.nix

@@ -1,9 +1,8 @@
 { lib
 , autoreconfHook
-, fetchpatch
 , fetchPypi
 , buildPythonPackage
-, cython
+, cython_3
 , pariSupport ? true, pari # for interfacing with the PARI/GP signal handler
 }:
 
@@ -19,14 +18,6 @@ buildPythonPackage rec {
     hash = "sha256-Dx4yHlWgf5AchqNqHkSX9v+d/nAGgdATCjjDbk6yOMM=";
   };
 
-  patches = [
-    # https://github.com/sagemath/cysignals/pull/193
-    (fetchpatch {
-      url = "https://github.com/sagemath/cysignals/commit/474179c87ab0ff562fdfd2471b02797e4bdd3148.diff";
-      sha256 = "sha256-qEAmf4kU+QDI/JPFNjQMZIjMBk8dnaLmOpagIBMsh7w=";
-    })
-  ];
-
   # explicit check:
   # build/src/cysignals/implementation.c:27:2: error: #error "cysignals must be compiled without _FORTIFY_SOURCE"
   hardeningDisable = [
@@ -43,7 +34,7 @@ buildPythonPackage rec {
   '';
 
   propagatedBuildInputs = [
-    cython
+    cython_3
   ] ++ lib.optionals pariSupport [
     # When cysignals is built with pari, including cysignals into the
     # buildInputs of another python package will cause cython to link against