Update requirements.txt

requirements.txt

@@ -1,8 +1,8 @@
 aiofiles==0.8.0; python_full_version >= "3.7"
-aiohttp==3.8.1; python_version >= "3.8.1" and python_version < "4.0"
+aiohttp==3.7.4; python_version >= "3.6" and python_version < "4.0"
 anyio==3.6.1; python_full_version >= "3.6.2" and python_version >= "3.6"
 asyncio==3.4.3
-beautifulsoup4==4.11.1; python_full_version >= "3.6.0"
+beautifulsoup4==4.9.1; python_full_version >= "3.6"
 cachetools==4.2.4; python_version >= "3.5" and python_version < "4.0"
 certifi==2021.10.8; python_version >= "3.6" and python_full_version < "3.0.0" or python_full_version >= "3.6.0" and python_version >= "3.6"
 charset-normalizer==2.0.12; python_full_version >= "3.6.0" and python_version >= "3.6"
@@ -16,7 +16,7 @@ hpack==4.0.0; python_version >= "3.6" and python_full_version >= "3.6.1"
 httpcore==0.13.7; python_version >= "3.6"
 hyperframe==6.0.1; python_version >= "3.6" and python_full_version >= "3.6.1"
 idna==3.3; python_version >= "3.6" and (python_version >= "3.5" and python_full_version < "3.0.0" or python_full_version >= "3.6.0" and python_version >= "3.5") and python_full_version >= "3.6.2"
-lxml==4.8.0; python_version >= "2.7" and python_full_version < "3.0.0" or python_full_version >= "3.5.0"
+lxml==4.6.3; python_version >= "2.7" and python_full_version < "3.0.0" or python_full_version >= "3.5.0"
 prettyconf==2.2.1
 pyaes==1.6.1; python_version >= "3.6" and python_version < "4.0"
 pymongo==3.12.3