Bump tslib from 2.6.3 to 2.8.1

Bumps [tslib](https://github.com/Microsoft/tslib) from 2.6.3 to 2.8.1.
- [Release notes](https://github.com/Microsoft/tslib/releases)
- [Commits](microsoft/tslib@v2.6.3...v2.8.1)

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

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

Author: dependabot[bot]

package-lock.json

@@ -39,7 +39,7 @@
     "theme-ui": "0.16.2",
     "ts-jest": "27.1.3",
     "ts-node": "10.9.2",
-    "tslib": "2.6.3",
+    "tslib": "2.8.1",
     "typescript": "^4.6.2"
   },
   "dependencies": {