package/python-pip: bump to version 18.1

Signed-off-by: Asaf Kahlon <asafka7@gmail.com>
Reviewed-by: Yegor Yefremov <yegorslists@googlemail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/python-pip/python-pip.hash

@@ -1,5 +1,5 @@
 # md5, sha256 from https://pypi.org/pypi/pip/json
-md5	52f75ceb21e96c258f289859a2996b60  pip-18.0.tar.gz
-sha256	a0e11645ee37c90b40c46d607070c4fd583e2cd46231b1c06e389c5e814eed76  pip-18.0.tar.gz
+md5	75cad449ad62c88b22de317a26781714  pip-18.1.tar.gz
+sha256	c0a292bd977ef590379a3f05d7b7f65135487b67470f6281289a94e015650ea1  pip-18.1.tar.gz
 # Locally computed sha256 checksums
 sha256	391a8784e319dae5431477d4cc9bc504fc5d71fd9e89e1c80f1cd3855f5d7cfa  LICENSE.txt

package/python-pip/python-pip.mk

@@ -4,9 +4,9 @@
 #
 ################################################################################
 
-PYTHON_PIP_VERSION = 18.0
+PYTHON_PIP_VERSION = 18.1
 PYTHON_PIP_SOURCE = pip-$(PYTHON_PIP_VERSION).tar.gz
-PYTHON_PIP_SITE = https://files.pythonhosted.org/packages/69/81/52b68d0a4de760a2f1979b0931ba7889202f302072cc7a0d614211bc7579
+PYTHON_PIP_SITE = https://files.pythonhosted.org/packages/45/ae/8a0ad77defb7cc903f09e551d88b443304a9bd6e6f124e75c0fbbf6de8f7
 PYTHON_PIP_SETUP_TYPE = setuptools
 PYTHON_PIP_LICENSE = MIT
 PYTHON_PIP_LICENSE_FILES = LICENSE.txt