Bump tslib from 2.6.3 to 2.7.0

Bumps [tslib](https://github.com/Microsoft/tslib) from 2.6.3 to 2.7.0.
- [Release notes](https://github.com/Microsoft/tslib/releases)
- [Commits](microsoft/tslib@v2.6.3...v2.7.0)

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

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

yarn.lock

@@ -21750,9 +21750,9 @@ __metadata:
   linkType: hard
 
 "tslib@npm:^2, tslib@npm:^2.0.1, tslib@npm:^2.0.3, tslib@npm:^2.1.0, tslib@npm:^2.2.0, tslib@npm:^2.3.1, tslib@npm:^2.4.0, tslib@npm:^2.6.2":
-  version: 2.6.3
-  resolution: "tslib@npm:2.6.3"
-  checksum: 10c0/2598aef53d9dbe711af75522464b2104724d6467b26a60f2bdac8297d2b5f1f6b86a71f61717384aa8fd897240467aaa7bcc36a0700a0faf751293d1331db39a
+  version: 2.7.0
+  resolution: "tslib@npm:2.7.0"
+  checksum: 10c0/469e1d5bf1af585742128827000711efa61010b699cb040ab1800bcd3ccdd37f63ec30642c9e07c4439c1db6e46345582614275daca3e0f4abae29b0083f04a6
   languageName: node
   linkType: hard