build(deps): Bump taskcluster from 30.0.1 to 30.0.2 in /tools

Bumps [taskcluster](https://github.com/taskcluster/taskcluster) from 30.0.1 to 30.0.2.
- [Release notes](https://github.com/taskcluster/taskcluster/releases)
- [Changelog](https://github.com/taskcluster/taskcluster/blob/master/CHANGELOG.md)
- [Commits](taskcluster/taskcluster@v30.0.1...v30.0.2)

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

Author: dependabot-preview[bot]

tools/requirements.txt

@@ -3,4 +3,4 @@ async-timeout==3.0.1
 logbook==1.5.3
 raven==6.10.0
 structlog==20.1.0
-taskcluster==30.0.1
+taskcluster==30.0.2