Bump tslib from 2.3.1 to 2.4.0

Bumps [tslib](https://github.com/Microsoft/tslib) from 2.3.1 to 2.4.0.
- [Release notes](https://github.com/Microsoft/tslib/releases)
- [Commits](https://github.com/Microsoft/tslib/compare/2.3.1...2.4.0)

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

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

package.json

@@ -77,7 +77,7 @@
     "svg-inline-loader": "^0.8.2",
     "thenby": "^1.3.4",
     "ts-loader": "^9.4.1",
-    "tslib": "^2.3.1",
+    "tslib": "^2.4.0",
     "typedoc": "^0.22.18",
     "typescript": "^4.3.5",
     "utils-decorators": "^1.10.4",