package/qt5webkit-examples: drop qt 5.6 support

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/qt5/qt5webkit-examples/qt5webkit-examples.hash

@@ -1,6 +1,3 @@
-# Hash from: https://download.qt.io/community_releases/5.6/5.6.3/qtwebkit-examples-opensource-src-5.6.3.tar.xz.mirrorlist
-sha256  2d6ce7146298d03b443cca4390bbfee17c4c0b08a31efcbf9fe0732291a6169e  qtwebkit-examples-opensource-src-5.6.3.tar.xz
-
 # Hash from: https://download.qt.io/official_releases/qt/5.9/5.9.1/submodules/qtwebkit-examples-opensource-src-5.9.1.tar.xz.mirrorlist
 sha256  e4ce4de6b468243abad2baabbe8ddfb05d25b186529bfe88cb8662fc983f54d0  qtwebkit-examples-opensource-src-5.9.1.tar.xz
 

package/qt5/qt5webkit-examples/qt5webkit-examples.mk

@@ -4,15 +4,8 @@
 #
 ################################################################################
 
-# no 5.10 package available, fall back to 5.9.1 version
-ifeq ($(BR2_PACKAGE_QT5_VERSION_LATEST),y)
 QT5WEBKIT_EXAMPLES_VERSION = 5.9.1
 QT5WEBKIT_EXAMPLES_SITE = https://download.qt.io/official_releases/qt/5.9/5.9.1/submodules
-else
-QT5WEBKIT_EXAMPLES_VERSION = $(QT5_VERSION)
-QT5WEBKIT_EXAMPLES_SITE = https://download.qt.io/community_releases/5.6/$(QT5_VERSION)
-endif
-
 QT5WEBKIT_EXAMPLES_SOURCE = qtwebkit-examples-opensource-src-$(QT5WEBKIT_VERSION).tar.xz
 QT5WEBKIT_EXAMPLES_DEPENDENCIES = qt5base qt5webkit