python-docker: Update to 4.2.2

Signed-off-by: Javier Marcet <javier@marcet.info>

lang/python/python-docker/Makefile

@@ -1,11 +1,11 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=python-docker
-PKG_VERSION:=4.2.1
-PKG_RELEASE:=2
+PKG_VERSION:=4.2.2
+PKG_RELEASE:=1
 
 PYPI_NAME:=docker
-PKG_HASH:=380a20d38fbfaa872e96ee4d0d23ad9beb0f9ed57ff1c30653cbeb0c9c0964f2
+PKG_HASH:=26eebadce7e298f55b76a88c4f8802476c5eaddbdbe38dbc6cce8781c47c9b54
 
 PKG_MAINTAINER:=Javier Marcet <javier@marcet.info>
 PKG_LICENSE:=Apache-2.0