Fixing one more test to use the firestore mock client

Author: ScottMansfield

tests/unittests/memory/test_firestore_memory_service.py

@@ -40,8 +40,8 @@ def mock_firestore_client():
   return client
 
 
-def test_extract_keywords():
-  service = FirestoreMemoryService()
+def test_extract_keywords(mock_firestore_client):
+  service = FirestoreMemoryService(client=mock_firestore_client)
   text = "The quick brown fox jumps over the lazy dog."
   keywords = service._extract_keywords(text)