As discussed for ASGI in [#716 (comment)](https://github.com/open-telemetry/opentelemetry-python/pull/716/files#r428364828), the WSGI instrumentation should also set an attribute from the user-agent in a HTTP request.
As discussed for ASGI in #716 (comment), the WSGI instrumentation should also set an attribute from the user-agent in a HTTP request.