[requirements.txt] update dependencies

Author: chrissimpkins

requirements.txt

@@ -4,14 +4,14 @@
 #
 #    pip-compile
 #
-aiodns==2.0.0
-aiofiles==0.4.0
-aiohttp==3.6.2
+aiodns==2.0.0             # via fdiff (setup.py)
+aiofiles==0.4.0           # via fdiff (setup.py)
+aiohttp==3.6.2            # via fdiff (setup.py)
 async-timeout==3.0.1      # via aiohttp
 attrs==19.3.0             # via aiohttp
 cffi==1.14.0              # via pycares
 chardet==3.0.4            # via aiohttp
-fonttools==4.6.0
+fonttools==4.6.0          # via fdiff (setup.py)
 idna==2.9                 # via yarl
 multidict==4.7.5          # via aiohttp, yarl
 pycares==3.1.1            # via aiodns