Bump minimatch and azure-pipelines-task-lib (#1308)

Bumps [minimatch](https://github.com/isaacs/minimatch) to 3.0.5 and updates ancestor dependency [azure-pipelines-task-lib](https://github.com/Microsoft/azure-pipelines-task-lib). These dependencies need to be updated together.


Updates `minimatch` from 3.0.4 to 3.0.5
- [Release notes](https://github.com/isaacs/minimatch/releases)
- [Commits](isaacs/minimatch@v3.0.4...v3.0.5)

Updates `azure-pipelines-task-lib` from 2.8.0 to 4.0.1-preview
- [Release notes](https://github.com/Microsoft/azure-pipelines-task-lib/releases)
- [Commits](https://github.com/Microsoft/azure-pipelines-task-lib/commits)

---
updated-dependencies:
- dependency-name: minimatch
  dependency-type: indirect
- dependency-name: azure-pipelines-task-lib
  dependency-type: direct:production
...

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

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