Bump aiohttp from 3.6.2 to 3.7.4 in /libraries/botbuilder-integration-aiohttp#1552

axelsrz merged 5 commits intomainmicrosoft/botbuilder-python:mainfrom

dependabot/pip/libraries/botbuilder-integration-aiohttp/aiohttp-3.7.4microsoft/botbuilder-python:dependabot/pip/libraries/botbuilder-integration-aiohttp/aiohttp-3.7.4Copy head branch name to clipboard