Bump boto3, coloredlogs, pytz, rasa-sdk and aiohttp (#8285)

* Bump boto3, coloredlogs, pytz, rasa-sdk and aiohttp

Bumps [boto3](https://github.com/boto/boto3), [coloredlogs](https://github.com/xolox/python-coloredlogs), [pytz](https://github.com/stub42/pytz), [rasa-sdk](https://github.com/rasahq/rasa-sdk) and [aiohttp](https://github.com/aio-libs/aiohttp).

Updates `boto3` from 1.17.33 to 1.17.35
- [Release notes](https://github.com/boto/boto3/releases)
- [Changelog](https://github.com/boto/boto3/blob/develop/CHANGELOG.rst)
- [Commits](boto/boto3@1.17.33...1.17.35)

Updates `coloredlogs` from 14.3 to 15.0
- [Release notes](https://github.com/xolox/python-coloredlogs/releases)
- [Changelog](https://github.com/xolox/python-coloredlogs/blob/master/CHANGELOG.rst)
- [Commits](xolox/python-coloredlogs@14.3...15.0)

Updates `pytz` from 2020.5 to 2021.1
- [Release notes](https://github.com/stub42/pytz/releases)
- [Commits](stub42/pytz@release_2020.5...release_2021.1)

Updates `rasa-sdk` from 2.4.0 to 2.4.1
- [Release notes](https://github.com/rasahq/rasa-sdk/releases)
- [Changelog](https://github.com/RasaHQ/rasa-sdk/blob/main/CHANGELOG.mdx)
- [Commits](RasaHQ/rasa-sdk@2.4.0...2.4.1)

Updates `aiohttp` from 3.6.3 to 3.7.4.post0
- [Release notes](https://github.com/aio-libs/aiohttp/releases)
- [Changelog](https://github.com/aio-libs/aiohttp/blob/master/CHANGES.rst)
- [Commits](aio-libs/aiohttp@v3.6.3...v3.7.4.post0)

* avoid broken aiohttp==3.7.4.post0

* update aioresponses

* update lock

Co-authored-by: Joseph Juzl <[email protected]>