boomerang: Replace inline patch with fetchpatch

pkgs/development/tools/boomerang/cstdint.patch

@@ -1,12 +0,0 @@
-diff --git a/src/boomerang-plugins/codegen/c/ControlFlowAnalyzer.h b/src/boomerang-plugins/codegen/c/ControlFlowAnalyzer.h
-index 011b9c9..40c343a 100644
---- a/src/boomerang-plugins/codegen/c/ControlFlowAnalyzer.h
-+++ b/src/boomerang-plugins/codegen/c/ControlFlowAnalyzer.h
-@@ -10,6 +10,7 @@
- #pragma once
- 
- 
-+#include <cstdint>
- #include <unordered_map>
- #include <vector>
- 

pkgs/development/tools/boomerang/default.nix

@@ -1,4 +1,4 @@
-{ mkDerivation, lib, fetchFromGitHub, cmake, qtbase, capstone, bison, flex }:
+{ mkDerivation, lib, fetchFromGitHub, fetchpatch, cmake, qtbase, capstone, bison, flex }:
 
 mkDerivation rec {
   pname = "boomerang";
@@ -16,7 +16,13 @@ mkDerivation rec {
 
   nativeBuildInputs = [ cmake bison flex ];
   buildInputs = [ qtbase capstone ];
-  patches = [ ./cstdint.patch ];
+  patches = [
+    (fetchpatch {
+      name = "include-missing-cstdint.patch";
+      url = "https://github.com/BoomerangDecompiler/boomerang/commit/3342b0eac6b7617d9913226c06c1470820593e74.patch";
+      sha256 = "sha256-941IydcV3mqj7AWvXTM6GePW5VgawEcL0wrBCXqeWvc=";
+    })
+  ];
 
   meta = with lib; {
     homepage = "https://github.com/BoomerangDecompiler/boomerang";