Make sync the routines to create and delete generic objects in kubectl.py

Change-Id: I68ec4948d7950210958e500afc37c84757d2861f
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/n2vc/kubectl.py b/n2vc/kubectl.py
index 27389cf..f7a0886 100644
--- a/n2vc/kubectl.py
+++ b/n2vc/kubectl.py
@@ -676,7 +676,7 @@
             self.logger.error("Error calling get secrets: {}".format(e))
             raise e
 
-    async def create_generic_object(
+    def create_generic_object(
         self,
         api_group: str,
         api_plural: str,
@@ -710,7 +710,7 @@
             else:
                 raise e
 
-    async def delete_generic_object(
+    def delete_generic_object(
         self,
         api_group: str,
         api_plural: str,