python-cffi: bump to 0.8.6

Signed-off-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/python-cffi/python-cffi.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-PYTHON_CFFI_VERSION = 0.8.2
+PYTHON_CFFI_VERSION = 0.8.6
 PYTHON_CFFI_SOURCE = cffi-$(PYTHON_CFFI_VERSION).tar.gz
 PYTHON_CFFI_SITE = https://pypi.python.org/packages/source/c/cffi
 PYTHON_CFFI_SETUP_TYPE = setuptools