body override is not honored

[pratikjarande]

I want to hide request body for one of my methods. When I try to pass drf_yasg.utils.no_body to request_body in swagger_auto_schema, it gives me back the Serializer instead.

Seems like it is falling through the cracks in the condition below,

drf-yasg/src/drf_yasg/inspectors/view.py

Line 126 in 824baf7

if body_override is None and self.method in self.implicit_body_methods: