Merge pull request #494 from LefterisJP/patch-1

Fix typo in sqlite/drivers.py debug log

src/relstorage/adapters/sqlite/drivers.py

@@ -356,7 +356,7 @@ def close(self):
             PRAGMA optimize;
             """)
         except sqlite3.OperationalError:
-            logger.debug("Failed to optimize databas, probably in use", exc_info=True)
+            logger.debug("Failed to optimize database, probably in use", exc_info=True)
         except sqlite3.DatabaseError:
             # It's possible the file was removed.
             logger.exception("Failed to optimize database; was it removed?")