qalculate-gtk: fix build by removing already applied patch

pkgs/by-name/qa/qalculate-gtk/package.nix

@@ -2,7 +2,6 @@
   lib,
   stdenv,
   fetchFromGitHub,
-  fetchpatch,
   autoreconfHook,
   pkg-config,
   libqalculate,
@@ -24,16 +23,6 @@ stdenv.mkDerivation (finalAttrs: {
     hash = "sha256-EVDbpE/T5EvKK/fTNSDbMFMQR+uamiXo7yjv9Se09w4=";
   };
 
-  patches = [
-    # Is meaningfull only for Darwin but is better applying unconditionally.
-    # Can be removed in 5.11 probably, see:
-    # https://github.com/Qalculate/qalculate-gtk/pull/705
-    (fetchpatch {
-      url = "https://github.com/Qalculate/qalculate-gtk/commit/2f1b6a32d98f122d44d158c20f79a5b9aaf9669f.patch";
-      hash = "sha256-v9T8wWvqlI9l6BUszf/575qmoFvh88Cdj/m2XqV8Q4k=";
-    })
-  ];
-
   hardeningDisable = [ "format" ];
 
   nativeBuildInputs = [