meta-openembedded and poky: subtree updates

Squash of the following due to dependencies among them
and OpenBMC changes:

meta-openembedded: subtree update:d0748372d2..9201611135
meta-openembedded: subtree update:9201611135..17fd382f34
poky: subtree update:9052e5b32a..2e11d97b6c
poky: subtree update:2e11d97b6c..a8544811d7

The change log was too large for the jenkins plugin
to handle therefore it has been removed. Here is
the first and last commit of each subtree:

meta-openembedded:d0748372d2
      cppzmq: bump to version 4.6.0
meta-openembedded:17fd382f34
      mpv: Remove X11 dependency
poky:9052e5b32a
      package_ipk: Remove pointless comment to trigger rebuild
poky:a8544811d7
      pbzip2: Fix license warning

Change-Id: If0fc6c37629642ee207a4ca2f7aa501a2c673cd6
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/poky/meta/recipes-devtools/python/python3-pip/0001-change-shebang-to-python3.patch b/poky/meta/recipes-devtools/python/python3-pip/0001-change-shebang-to-python3.patch
new file mode 100644
index 0000000..00cffe1
--- /dev/null
+++ b/poky/meta/recipes-devtools/python/python3-pip/0001-change-shebang-to-python3.patch
@@ -0,0 +1,60 @@
+From e7a00e9b5104ae2fbcea32a35c85760b77fae7e5 Mon Sep 17 00:00:00 2001
+From: Changqing Li <changqing.li@windriver.com>
+Date: Thu, 23 Apr 2020 09:42:10 +0000
+Subject: [PATCH] change shebang to python3
+
+Upstream-Status: Pending
+
+pip will drop support of python2 from 21.0
+
+Signed-off-by: Changqing Li <changqing.li@windriver.com>
+---
+ src/pip/_internal/__init__.py             | 2 +-
+ src/pip/_vendor/appdirs.py                | 2 +-
+ src/pip/_vendor/chardet/cli/chardetect.py | 2 +-
+ src/pip/_vendor/requests/certs.py         | 2 +-
+ 4 files changed, 4 insertions(+), 4 deletions(-)
+
+diff --git a/src/pip/_internal/__init__.py b/src/pip/_internal/__init__.py
+index 3aa8a46..e1ad179 100755
+--- a/src/pip/_internal/__init__.py
++++ b/src/pip/_internal/__init__.py
+@@ -1,4 +1,4 @@
+-#!/usr/bin/env python
++#!/usr/bin/env python3
+ import pip._internal.utils.inject_securetransport  # noqa
+ from pip._internal.utils.typing import MYPY_CHECK_RUNNING
+ 
+diff --git a/src/pip/_vendor/appdirs.py b/src/pip/_vendor/appdirs.py
+index 3a52b75..ad3f81d 100644
+--- a/src/pip/_vendor/appdirs.py
++++ b/src/pip/_vendor/appdirs.py
+@@ -1,4 +1,4 @@
+-#!/usr/bin/env python
++#!/usr/bin/env python3
+ # -*- coding: utf-8 -*-
+ # Copyright (c) 2005-2010 ActiveState Software Inc.
+ # Copyright (c) 2013 Eddy Petrișor
+diff --git a/src/pip/_vendor/chardet/cli/chardetect.py b/src/pip/_vendor/chardet/cli/chardetect.py
+index c61136b..a497e98 100644
+--- a/src/pip/_vendor/chardet/cli/chardetect.py
++++ b/src/pip/_vendor/chardet/cli/chardetect.py
+@@ -1,4 +1,4 @@
+-#!/usr/bin/env python
++#!/usr/bin/env python3
+ """
+ Script which takes one or more file paths and reports on their detected
+ encodings
+diff --git a/src/pip/_vendor/requests/certs.py b/src/pip/_vendor/requests/certs.py
+index 06a594e..bfa7839 100644
+--- a/src/pip/_vendor/requests/certs.py
++++ b/src/pip/_vendor/requests/certs.py
+@@ -1,4 +1,4 @@
+-#!/usr/bin/env python
++#!/usr/bin/env python3
+ # -*- coding: utf-8 -*-
+ 
+ """
+-- 
+2.24.1
+