python3Packages.pycurl: add support for curl 8.21.0 websockets

Backport of https://github.com/pycurl/pycurl/pull/1028

Seems like a new release of pycurl is also imminent, which means we may
be able to drop this patch soon.

Signed-off-by: Sefa Eyeoglu <contact@scrumplex.net>
(cherry picked from commit d97307b76f)

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

@@ -4,6 +4,7 @@
   buildPythonPackage,
   isPyPy,
   fetchFromGitHub,
+  fetchpatch2,
   curl,
   openssl,
   bottle,
@@ -29,6 +30,14 @@ buildPythonPackage rec {
     hash = "sha256-F40bJ7TYFK2dVkDJGGxl7XV46fKmjwvUYYulcwGL6hk=";
   };
 
+  patches = [
+    (fetchpatch2 {
+      name = "pycurl-curl-8.21.0-ws-support.patch";
+      url = "https://github.com/pycurl/pycurl/commit/c78fd8aba82e2f8037275063138eaa7706c111af.diff?full_index=1";
+      hash = "sha256-EBXgGiaMtXTsgJOOrzzZFJ7Q/ofAlc4zuipoEpfdFqU=";
+    })
+  ];
+
   preConfigure = ''
     substituteInPlace setup.py \
       --replace-fail '--static-libs' '--libs'