use latest aiohttp release (#3421)

frameworks/Python/aiohttp/requirements.txt

@@ -1,10 +1,10 @@
-aiohttp==2.1.0
-aiohttp-jinja2==0.13.0
-aiopg==0.13.0
-asyncpg==0.11.0
-cchardet==2.1.0
+aiohttp==3.0.9
+aiohttp-jinja2==0.17.0
+aiopg==0.13.2
+asyncpg==0.15.0
+cchardet==2.1.1
 gunicorn==19.7.1
-psycopg2==2.7.1
+psycopg2==2.7.4
 SQLAlchemy==1.1.10
 ujson==1.35
-uvloop==0.8.0
+uvloop==0.9.1