Bump yaml from 2.4.2 to 2.8.3 in /.tools/test/stacks/admin/typescript

Bumps [yaml](https://github.com/eemeli/yaml) from 2.4.2 to 2.8.3.
- [Release notes](https://github.com/eemeli/yaml/releases)
- [Commits](eemeli/yaml@v2.4.2...v2.8.3)

---
updated-dependencies:
- dependency-name: yaml
  dependency-version: 2.8.3
  dependency-type: direct:production
...

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

Author: dependabot[bot]

.tools/test/stacks/admin/typescript/package-lock.json

@@ -26,6 +26,6 @@
     "constructs": "^10.0.0",
     "js-yaml": "^4.1.1",
     "source-map-support": "^0.5.21",
-    "yaml": "^2.4.2"
+    "yaml": "^2.8.3"
   }
 }