linuxptp: Update to 4.0

Major changes since version 3.1.1:
* Officially supports the 2019 version of IEEE 1588
* Improved unicast messaging
* Enhanced G.8275.2 profile
* More flexible Pulse Per Second (PPS) handling
* Virtual clock support
* Power profile support
* VLAN over bond support.
* Parallel Redundancy Protocol (PRP) trailer handling.
* Non-privileged read-only monitoring port.
* New statistics reporting.

[V2]
 * reset package release
 * adapt license name to the new format

Signed-off-by: Wojciech Dubowik <Wojciech.Dubowik@westermo.com>

net/linuxptp/Makefile

@@ -8,15 +8,15 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=linuxptp
-PKG_VERSION:=3.1.1
-PKG_RELEASE:=2
+PKG_VERSION:=4.0
+PKG_RELEASE:=1
 
 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tgz
 PKG_SOURCE_URL:=@SF/$(PKG_NAME)/v$(PKG_VERSION)
-PKG_HASH:=94d6855f9b7f2d8e9b0ca6d384e3fae6226ce6fc012dbad02608bdef3be1c0d9
+PKG_HASH:=d27d5ef296bb3d285e22e69f75ae023b4b42a2f4655130d6d390d8afcbc3d933
 
 PKG_MAINTAINER:=Wojciech Dubowik <Wojciech.Dubowik@westermo.com>
-PKG_LICENSE:=GPL-2.0
+PKG_LICENSE:=GPL-2.0-only
 PKG_LICENSE_FILES:=COPYING
 
 include $(INCLUDE_DIR)/package.mk

net/linuxptp/patches/010-64bit.patch

@@ -1,5 +1,5 @@
---- a/ts2phc_slave.c
-+++ b/ts2phc_slave.c
+--- a/ts2phc_pps_sink.c
++++ b/ts2phc_pps_sink.c
 @@ -4,6 +4,9 @@
   * @note Copyright (C) 2019 Balint Ferencz <fernya@sch.bme.hu>
   * @note SPDX-License-Identifier: GPL-2.0+