chore(deps): bump tslib from 2.4.0 to 2.6.2

Bumps [tslib](https://github.com/Microsoft/tslib) from 2.4.0 to 2.6.2.
- [Release notes](https://github.com/Microsoft/tslib/releases)
- [Commits](microsoft/tslib@2.4.0...v2.6.2)

---
updated-dependencies:
- dependency-name: tslib
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -77,7 +77,7 @@
   ],
   "main": "src/main.js",
   "dependencies": {
-    "tslib": "^2.4.0",
+    "tslib": "^2.6.2",
     "vscode-test-adapter-api": "^1.7.0",
     "vscode-test-adapter-util": "^0.7.0"
   },