keepass: fix auto-type and clipboard features

This fixes paths to `xdotool`, `xprop` and `xsel`. These are required
tools for auto-type to work correctly.

pkgs/applications/misc/keepass/default.nix

@@ -1,4 +1,5 @@
-{ stdenv, lib, fetchurl, buildDotnetPackage, makeWrapper, unzip, makeDesktopItem, icoutils, gtk2, plugins ? [] }:
+{ stdenv, lib, fetchurl, buildDotnetPackage, substituteAll, makeWrapper, makeDesktopItem,
+  unzip, icoutils, gtk2, xorg, xdotool, xsel, plugins ? [] }:
 
 # KeePass looks for plugins in under directory in which KeePass.exe is
 # located. It follows symlinks where looking for that directory, so
@@ -19,6 +20,15 @@ with builtins; buildDotnetPackage rec {
 
   buildInputs = [ unzip makeWrapper icoutils ];
 
+  patches = [
+    (substituteAll {
+      src = ./fix-paths.patch;
+      xsel = "${xsel}/bin/xsel";
+      xprop = "${xorg.xprop}/bin/xprop";
+      xdotool = "${xdotool}/bin/xdotool";
+    })
+  ];
+
   preConfigure = ''
     rm -rvf Build/*
     find . -name "*.sln" -print -exec sed -i 's/Format Version 10.00/Format Version 11.00/g' {} \;