Update incorrect GetVnfRecord docstrings

Change-Id: Id54ffae045bb8e70956b43915338513876b06c98
Signed-off-by: Daniel Arndt <daniel.arndt@canonical.com>
diff --git a/osm_common/temporal/activities/vnf.py b/osm_common/temporal/activities/vnf.py
index 81f2982..0c5b22e 100644
--- a/osm_common/temporal/activities/vnf.py
+++ b/osm_common/temporal/activities/vnf.py
@@ -123,7 +123,7 @@
     """Gets the VNF record and VNF descriptor from Database.
 
     Collaborators:
-        DB read:           vnfrs, vnfds
+        DB read:           vnfrs
 
     Raises (retryable):
         DbException: If DB read operations fail, the collection or DB record ID does not exist.
@@ -160,9 +160,8 @@
 
         Attributes:
         -----------
-        vnf_details: list[(vnfr_ids: str, vnf_member_index_ref: str), .. ]
-            List of tuples including VNF details associated with the NS.
-            Tuple(VNF record IDs, vnf_member_index_ref)
+        vnfr: dict
+            The VNF record
         """
 
         vnfr: dict