Install python3 requirements in data api (#5692)
Install python3 requirements in data api (#5692)

Install python3 requirements in analytics data api. Related to https://openedx.atlassian.net/browse/BOM-1359

Right now, analytics_api tests in python3 are failing due to the docker container not having installed the python3-dev package. See https://github.com/edx/edx-analytics-data-api/pull/327
edx/configuration,EDUlib/configuration,stvstnfrd/configuration,stvstnfrd/configuration,EDUlib/configuration,EDUlib/configuration,appsembler/configuration,arbrandes/edx-configuration,stvstnfrd/configuration,mitodl/configuration,EDUlib/configuration,arbrandes/edx-configuration,arbrandes/edx-configuration,EDUlib/configuration,stvstnfrd/configuration,arbrandes/edx-configuration,mitodl/configuration,edx/configuration,stvstnfrd/configuration,edx/configuration,appsembler/configuration,appsembler/configuration,appsembler/configuration,edx/configuration,arbrandes/edx-configuration,mitodl/configuration,mitodl/configuration