openpower-software-manager: remove dependency on sdbus++

openpower-software-manager doesn't use sdbus++ internally anymore
and the configure.ac check for it has been removed.  Remove this
dependency.  As a result of removing sdbus++, the recipe no longer
needs python3native either.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: Ia87f544baf6fda04ca3881f9c56874d81de63183
diff --git a/recipes-phosphor/flash/openpower-software-manager_git.bb b/recipes-phosphor/flash/openpower-software-manager_git.bb
index d638a6f..8413737 100644
--- a/recipes-phosphor/flash/openpower-software-manager_git.bb
+++ b/recipes-phosphor/flash/openpower-software-manager_git.bb
@@ -10,7 +10,6 @@
 
 inherit autotools pkgconfig systemd
 inherit obmc-phosphor-dbus-service
-inherit python3native
 
 inherit ${@bb.utils.contains('DISTRO_FEATURES', 'openpower-ubi-fs', \
                              'openpower-software-manager-ubi', \
@@ -33,7 +32,6 @@
         phosphor-dbus-interfaces \
         phosphor-logging \
         sdbusplus \
-        sdbusplus-native \
         "
 
 RDEPENDS_${PN} += " \