change blender import to new structure

pype/hosts/blender/api/action.py

@@ -2,7 +2,7 @@ import bpy
 
 import pyblish.api
 
-from ...action import get_errored_instances_from_context
+from pype.api import get_errored_instances_from_context
 
 
 class SelectInvalidAction(pyblish.api.Action):

pype/hosts/blender/startup/init.py

@@ -0,0 +1,3 @@
+from pype.hosts import blender.api
+
+blender.api.install()

pype/setup/blender/init.py

@@ -1,3 +0,0 @@
-from pype.hosts import blender
-
-blender.install()