simplify requirements.txt

requirements.txt

@@ -1,30 +1,4 @@
-aiofiles==0.5.0
-aiohttp==3.6.2
-async-timeout==3.0.1
-asyncio==3.4.3
-attrs==19.3.0
-beautifulsoup4==4.9.0
-certifi==2020.4.5.1
-chardet==3.0.4
-future==0.18.2
-get==2019.4.13
-h11==0.9.0
-h2==3.2.0
-hpack==3.0.0
-hyperframe==5.2.0
-idna==2.9
-jsonschema==3.2.0
-Logbook==1.5.3
-matrix-nio==0.10.0
-multidict==4.7.5
-post==2019.4.13
-public==2019.4.13
-pycryptodome==3.9.7
-pyrsistent==0.16.0
-query-string==2019.4.13
-requests==2.23.0
-six==1.14.0
-soupsieve==2.0
-unpaddedbase64==1.1.0
-urllib3==1.25.9
-yarl==1.4.2
+requests
+bs4
+matrix-nio
+asyncio