[DOC BLD FIX] Correct :returns: in db/api.py
The docstring for conditional_update had ":returns" instead
of ":returns:" which was causing a Sphinx warning to be
generated and caused the documentation to be improperly
rendered.
This patch corrects the formatting.
@@ -1858,7 +1858,7 @@ def conditional_update(context, model, values, expected_values, filters=(),
equivalent to read_deleted.
:param project_only: Should the query be limited to context's project.
:param order: Specific order of fields in which to update the values
- :returns number of db rows that were updated.
+ :returns: Number of db rows that were updated.
"""
return IMPL.conditional_update(context, model, values, expected_values,
filters, include_deleted, project_only,
