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/classes/python3-dir.bbclass b/poky/meta/classes/python3-dir.bbclass
index 7dd130b..036d714 100644
--- a/poky/meta/classes/python3-dir.bbclass
+++ b/poky/meta/classes/python3-dir.bbclass
@@ -1,5 +1,5 @@
-PYTHON_BASEVERSION = "3.7"
-PYTHON_ABI = "m"
+PYTHON_BASEVERSION = "3.8"
+PYTHON_ABI = ""
 PYTHON_DIR = "python${PYTHON_BASEVERSION}"
 PYTHON_PN = "python3"
 PYTHON_SITEPACKAGES_DIR = "${libdir}/${PYTHON_DIR}/site-packages"