build(deps): bump tqdm from 4.54.1 to 4.56.0 in /bot

Bumps [tqdm](https://github.com/tqdm/tqdm) from 4.54.1 to 4.56.0.
- [Release notes](https://github.com/tqdm/tqdm/releases)
- [Commits](tqdm/tqdm@v4.54.1...v4.56.0)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

bot/requirements.txt

@@ -5,5 +5,5 @@ pytoml==0.1.21
 pytz==2020.4
 pyyaml==5.3.1
 tenacity==6.3.1
-tqdm==4.54.1
+tqdm==4.56.0
 zstandard==0.14.1