python311Packages.python-lsp-black: fix build

Some tests are broken in the current staging-next due to black version
bump to v24.2.0. Upstream fix is already available and scheduled for the
next release. Fetch the patch for now until upstream releases 2.0.1.

pkgs/development/python-modules/python-lsp-black/default.nix

@@ -7,6 +7,7 @@
 , python-lsp-server
 , setuptools
 , tomli
+, fetchpatch
 }:
 
 buildPythonPackage rec {
@@ -22,6 +23,17 @@ buildPythonPackage rec {
     hash = "sha256-nV6mePSWzfPW2RwXg/mxgzfT9wD95mmTuPnPEro1kEY=";
   };
 
+  patches =
+    /** fix test failure with black<24.2.0;
+        remove this patch once python-lsp-black>2.0.0 */
+    lib.optional
+      (with lib; (versionOlder version "2.0.1") && (versionAtLeast black.version "24.2.0"))
+      (fetchpatch {
+        url = "https://patch-diff.githubusercontent.com/raw/python-lsp/python-lsp-black/pull/56.patch";
+        hash = "sha256-38bYU27+xtA8Kq3appXTkNnkG5/XgrUJ2nQ5+yuSU2U=";
+      })
+    ++ [ ];
+
   nativeBuildInputs = [
     setuptools
   ];