dev-libs/mbedtls: bump to 2.4.0

packages/dev-libs/mbedtls/files/mbedtls-2.3.0-platform-include.patch

@@ -1,15 +0,0 @@
-Author: James Cowgill
-Reason: fix missing include
-Upstream: reported, https://github.com/ARMmbed/mbedtls/issues/522
-
---- a/include/mbedtls/ssl.h
-+++ b/include/mbedtls/ssl.h
-@@ -52,7 +52,7 @@
- #endif
-
- #if defined(MBEDTLS_HAVE_TIME)
--#include <time.h>
-+#include "platform.h"
- #endif
-
- /*

packages/dev-libs/mbedtls/mbedtls-2.4.0.exheres-0

@@ -1,15 +1,17 @@
 # Copyright 2016 Julian Ospald <hasufell@posteo.de>
 # Distributed under the terms of the GNU General Public License v2
 
-WORK=${WORKBASE}/${PN}-${PNV}
 
 require github [ user=ARMmbed tag=mbedtls-${PV} ]
+WORK="${WORKBASE}/${PNV}" # because github.exlib is broken
 require cmake [ api=2 ]
 
+
 SUMMARY="Cryptographic library for embedded systems"
 HOMEPAGE="https://tls.mbed.org/"
+DOWNLOADS="https://tls.mbed.org/download/${PNV}-gpl.tgz"
 
-LICENCES="Apache-2.0"
+LICENCES="|| ( Apache-2.0 GPL-2 )"
 SLOT="0"
 PLATFORMS="~amd64 ~x86"
 
@@ -49,10 +51,6 @@ CMAKE_SRC_CONFIGURE_TESTS=(
     '-DENABLE_TESTING=ON'
 )
 
-DEFAULT_SRC_PREPARE_PATCHES=(
-    "${FILES}"/${PNV}-platform-include.patch
-)
-
 enable_mbedtls_option() {
     local myopt="$@"
     # check that config.h syntax is the same at version bump