requirements.txt: Add missing deps.

requirements.in/base.txt

@@ -4,3 +4,5 @@ pynacl
 fastapi
 typing_extensions
 uvicorn[standard]
+aiofiles
+aioredis

requirements.txt

@@ -4,12 +4,16 @@
 #
 #    pip-compile --output-file=requirements.txt requirements.in/base.txt
 #
+aiofiles==0.6.0           # via -r requirements.in/base.txt
+aioredis==1.3.1           # via -r requirements.in/base.txt
 asgiref==3.3.1            # via django
+async-timeout==3.0.1      # via aioredis
 cffi==1.14.4              # via pynacl
 click==7.1.2              # via uvicorn
 django==3.1.4             # via -r requirements.in/base.txt
 fastapi==0.63.0           # via -r requirements.in/base.txt
 h11==0.11.0               # via uvicorn
+hiredis==1.1.0            # via aioredis
 httptools==0.1.1          # via uvicorn
 msgpack==1.0.2            # via -r requirements.in/base.txt
 pycparser==2.20           # via cffi