Bump azure-pipelines-task-lib from 5.2.0 to 5.2.1 in /task (#59)

Bumps [azure-pipelines-task-lib](https://github.com/Microsoft/azure-pipelines-task-lib) from 5.2.0 to 5.2.1.
- [Commits](https://github.com/Microsoft/azure-pipelines-task-lib/commits)

---
updated-dependencies:
- dependency-name: azure-pipelines-task-lib
  dependency-version: 5.2.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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task/package-lock.json

@@ -2,7 +2,7 @@
   "private": true,
   "dependencies": {
     "azure-devops-node-api": "^15.1.0",
-    "azure-pipelines-task-lib": "^5.2.0",
+    "azure-pipelines-task-lib": "^5.2.1",
     "ini": "^5.0.0"
   },
   "devDependencies": {