build(deps): bump taskcluster from 45.0.1 to 47.1.2 in /tools (#1753)

Bumps [taskcluster](https://github.com/taskcluster/taskcluster) from 45.0.1 to 47.1.2.
- [Release notes](https://github.com/taskcluster/taskcluster/releases)
- [Changelog](https://github.com/taskcluster/taskcluster/blob/main/CHANGELOG.md)
- [Commits](taskcluster/taskcluster@v45.0.1...v47.1.2)

---
updated-dependencies:
- dependency-name: taskcluster
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

tools/requirements.txt

@@ -4,4 +4,4 @@ logbook==1.5.3
 pytz==2022.6
 raven==6.10.0
 structlog==22.3.0
-taskcluster==45.0.1
+taskcluster==47.1.2