add versions to requirements to fix Windows installation
-tensorflow==2.5.1
-notebook
-matplotlib
-pillow
-aiohttp[speedups]
-aiohttp-devtools
-aiohttp_json_rpc
-aiozeroconf
-imageio
-aiohttp_json_rpc
+tensorflow==2.6.0
+notebook>=6.4.3
+matplotlib>=3.4.3
+pillow>=8.3.1
+aiohttp[speedups]>=3.7.4
+aiohttp-devtools>=0.13.1
+aiohttp_json_rpc>=0.13.3
+aiozeroconf>=0.1.8
+imageio>=2.9.0
openbot_frontend==0.6.0
-numpyencoder
-black[jupyter]>=21.8b0
+numpyencoder>=0.3.0
+black[jupyter]
