phosphor-software-manager: Replace pythonnative with python3native

(From meta-phosphor rev: a3ebfeac1c00fd9533d5ebd5985512eaf869f5a4)

Change-Id: Idda3c8cd8cfc50bbf4e4ea5bf01235d3427553ba
Signed-off-by: Adriana Kobylak <anoo@us.ibm.com>
Signed-off-by: Andrew Geissler <geissonator@yahoo.com>
diff --git a/meta-phosphor/recipes-phosphor/flash/phosphor-software-manager_git.bb b/meta-phosphor/recipes-phosphor/flash/phosphor-software-manager_git.bb
index ca9471e..a32c3db 100644
--- a/meta-phosphor/recipes-phosphor/flash/phosphor-software-manager_git.bb
+++ b/meta-phosphor/recipes-phosphor/flash/phosphor-software-manager_git.bb
@@ -30,7 +30,7 @@
 
 inherit autotools pkgconfig
 inherit obmc-phosphor-dbus-service
-inherit pythonnative
+inherit python3native
 inherit ${@bb.utils.contains('DISTRO_FEATURES', 'obmc-ubi-fs', 'phosphor-software-manager-ubi-fs', '', d)}
 
 DEPENDS += " \