fix: upgrade tslib from 2.6.1 to 2.8.1

Snyk has created this PR to upgrade tslib from 2.6.1 to 2.8.1.

See this package in npm:
tslib

See this project in Snyk:
https://app.snyk.io/org/lfx-edgex-foundry-V8fLY2r5NGi8RDsZMTFnNf/project/85c4a545-91d1-4385-9aaa-419d138c504f?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot

web/package-lock.json

@@ -31,7 +31,7 @@
     "popper.js": "^1.16.1",
     "rxjs": "^7.8.1",
     "sql-formatter": "^4.0.2",
-    "tslib": "^2.3.1",
+    "tslib": "^2.8.1",
     "zone.js": "~0.13.3"
   },
   "devDependencies": {