Fixing typo in dbmemory.py in return messafe for replace()

Change-Id: I66fc88386230cc6d53195e1d9f8be9f4cc3e2c85
Signed-off-by: Eduardo Sousa <eduardosousa@av.it.pt>
diff --git a/osm_common/dbmemory.py b/osm_common/dbmemory.py
index c27f846..d7419f4 100644
--- a/osm_common/dbmemory.py
+++ b/osm_common/dbmemory.py
@@ -94,7 +94,7 @@
                     raise DbException("Not found entry with filter='{}'".format(filter), HTTPStatus.NOT_FOUND)
                 return None
             self.db[table][i] = deepcopy(indata)
-            return {"upadted": 1}
+            return {"updated": 1}
         except Exception as e:  # TODO refine
             raise DbException(str(e))