radare2: 5.2.0 -> 5.2.1

Also get rid of update script:
Since we no longer bundle capstone it just adds
a bunch of metadata.
Now we can easier auto-update radare2.

pkgs/development/tools/analysis/radare2/default.nix

@@ -1,5 +1,4 @@
 { lib
-, fetchpatch
 , stdenv
 , fetchFromGitHub
 , buildPackages
@@ -27,44 +26,24 @@
 , luaBindings ? false
 }:
 
-let
-  inherit (lib) optional;
-
-  #<generated>
-  # DO NOT EDIT! Automatically generated by ./update.py
-  gittap = "5.2.0";
-  gittip = "cf3db945083fb4dab951874e5ec1283128deab11";
-  rev = "5.2.0";
-  version = "5.2.0";
-  sha256 = "08azxfk6mw2vr0x4zbz0612rk7pj4mfz8shrzc9ima77wb52b8sm";
-  #</generated>
-in
-stdenv.mkDerivation {
+stdenv.mkDerivation rec {
   pname = "radare2";
-  inherit version;
+  version = "5.2.1";
 
   src = fetchFromGitHub {
     owner = "radare";
     repo = "radare2";
-    inherit rev sha256;
+    rev = version;
+    sha256 = "0n3k190qjhdlj10fjqijx6ismz0g7fk28i83j0480cxdqgmmlbxc";
   };
 
-  patches = [
-    # fix build against openssl, included in next release
-    (fetchpatch {
-      url = "https://github.com/radareorg/radare2/commit/e5e7469b6450c374e0884d35d44824e1a4eb46b4.patch";
-      sha256 = "sha256-xTmMHvUdW7d2QG7d4hlvMgEcegND7pGU745TWGqzY44=";
-    })
-  ];
-
   postInstall = ''
     install -D -m755 $src/binr/r2pm/r2pm $out/bin/r2pm
   '';
 
   WITHOUT_PULL = "1";
   makeFlags = [
-    "GITTAP=${gittap}"
-    "GITTIP=${gittip}"
+    "GITTAP=${version}"
     "RANLIB=${stdenv.cc.bintools.bintools}/bin/${stdenv.cc.bintools.targetPrefix}ranlib"
   ];
   configureFlags = [
@@ -89,10 +68,10 @@ stdenv.mkDerivation {
     zlib
     openssl
     libuv
-  ] ++ optional useX11 [ gtkdialog vte gtk2 ]
-    ++ optional rubyBindings [ ruby ]
-    ++ optional pythonBindings [ python3 ]
-    ++ optional luaBindings [ lua ];
+  ] ++ lib.optional useX11 [ gtkdialog vte gtk2 ]
+    ++ lib.optional rubyBindings [ ruby ]
+    ++ lib.optional pythonBindings [ python3 ]
+    ++ lib.optional luaBindings [ lua ];
 
   propagatedBuildInputs = [
     # radare2 exposes r_lib which depends on these libraries