python-oauthlib: bump to 3.1.1

This is a minor update, which officially supports Python 3.8, and
removes Python 2 code, among several bugfixes.

Signed-off-by: Eneas U de Queiroz <cotequeiroz@gmail.com>

lang/python/python-oauthlib/Makefile

@@ -6,15 +6,15 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=python-oauthlib
-PKG_VERSION:=3.1.0
-PKG_RELEASE:=2
+PKG_VERSION:=3.1.1
+PKG_RELEASE:=1
 
 PKG_MAINTAINER:=Eneas U de Queiroz <cotequeiroz@gmail.com>
 PKG_LICENSE:=BSD-3-Clause
 PKG_LICENSE_FILES:=LICENSE
 
 PYPI_NAME:=oauthlib
-PKG_HASH:=bee41cc35fcca6e988463cacc3bcb8a96224f470ca547e697b604cc697b2f889
+PKG_HASH:=8f0215fcc533dd8dd1bee6f4c412d4f0cd7297307d43ac61666389e3bc3198a3
 
 include ../pypi.mk
 include $(INCLUDE_DIR)/package.mk