Remove old requirement files

api/requirements.txt

-# This file is here because many Platforms as a Service look for
-#	requirements.txt in the root directory of a project.
--r requirements/base.txt

api/requirements/base.txt

-django~=3.2.3
-setuptools~=57.4.0
-# Configuration
-django-environ~=0.4.0
-
-# Images
-Pillow~=8.3.0
-
-django-allauth~=0.42.0
-
-psycopg2~=2.9.1
-
-# Time zones support
-pytz==2021.1
-
-# Redis support
-django-redis~=5.0.0
-redis~=3.5.0
-kombu~=5.1.0
-
-celery~=5.1.2
-
-# Your custom requirements go here
-django-cors-headers~=3.8.0
-musicbrainzngs~=0.7.1
-djangorestframework~=3.12.2
-arrow~=1.1.0
-persisting-theory~=0.2.0
-django-versatileimagefield~=2.2.0
-django-filter~=2.4.0
-django-rest-auth~=0.9.0
-ipython~=7.27.0
-mutagen~=1.45.0
-
-pymemoize~=1.0.0
-
-django-dynamic-preferences~=1.10
-python-magic~=0.4.0
-channels~=3.0.3
-channels_redis~=3.3.0
-uvicorn[standard]~=0.14.0
-gunicorn~=20.1.0
-
-cryptography>=3.3.2
-# requests-http-signature==0.0.3
-# clone until the branch is merged and released upstream
-git+https://github.com/agateblue/requests-http-signature.git@signature-header-support#egg=requests-http-signature
-django-cleanup~=5.2.0
-requests~=2.26.0
-pyOpenSSL~=20.0.1
-
-# for LDAP authentication
-python-ldap~=3.3.0
-django-auth-ldap~=3.0.0
-
-pydub~=0.25.1
-pyld~=2.0.3
-aiohttp~=3.7.4
-
-django-oauth-toolkit~=1.5.0
-django-storages~=1.11.1
-boto3~=1.17.59
-unicode-slugify~=0.1.0
-django-cacheops~=6.0.0
-
-service_identity~=21.1.0
-click~=7.1.0
-markdown~=3.3.4
-bleach~=3.3.0
-feedparser~=6.0.0
-watchdog~=2.1.2
-
-## Pin third party dependency to avoid issue with latest version
-asgiref==3.3.4 #1516

api/requirements/local.txt

-# Local development dependencies go here
-
-coverage~=5.5.0
-django_coverage_plugin~=2.0.0
-factory_boy~=3.2.0
-
-# django-debug-toolbar that works with Django 1.5+
-django-debug-toolbar~=3.2.1
-
-# improved REPL
-ipdb~=0.13.7
-prompt_toolkit~=3.0.18
-black~=21.4b1
-#profiling
-
-asynctest~=0.13.0
-aioresponses~=0.7.2
-#line_profiler<3
-#https://github.com/dmclain/django-debug-toolbar-line-profiler/archive/master.zip
-#django-silk

api/requirements/test.txt

-# Test dependencies go here.
-
-flake8~=3.9.1
-pytest~=6.2.3
-pytest-cov~=2.12.0
-pytest-django~=4.4.0
-pytest-env~=0.6.0
-pytest-mock~=3.6.0
-pytest-randomly~=3.10.1
-pytest-sugar~=0.9.0
-pytest-asyncio~=0.15.1
-requests-mock~=1.9.0
-faker~=8.12.1