Bump azure-pipelines-task-lib from 3.1.5 to 3.1.6

Bumps [azure-pipelines-task-lib](https://github.com/Microsoft/azure-pipelines-task-lib) from 3.1.5 to 3.1.6.
- [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: azure-pipelines-task-lib
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -30,7 +30,7 @@
         "@actions/exec": "^1.1.0",
         "@actions/io": "^1.1.0",
         "@actions/tool-cache": "^1.7.1",
-        "azure-pipelines-task-lib": "^3.1.5",
+        "azure-pipelines-task-lib": "^3.1.6",
         "azure-pipelines-tool-lib": "^1.0.2",
         "inversify": "^5.1.1",
         "typed-rest-client": "^1.8.4",