List directories to exclude in Vector Store

List of repos -

- https://github.com/adoptium/aqa-tests - the central project for AQAvit
- https://github.com/adoptium/TKG - a lightweight test harness for running a diverse set of tests or commands
- https://github.com/adoptium/aqa-systemtest - system verification tests
- https://github.com/adoptium/aqa-test-tools - various test tools that improve workflow
- https://github.com/adoptium/STF - system Test Framework
- https://github.com/adoptium/bumblebench - microbenchmarking test framework
- https://github.com/adoptium/run-aqa - run-aqa GitHub action
- https://github.com/adoptium/openj9-systemtest - system verification tests for OpenJ9
- https://github.com/eclipse-openj9/openj9/

Sub-issue of adoptium/aqa-tests#6537

Review the Vector Store implementation and the repositories listed in this issue, starting with the parent issue adoptium/aqa-tests#6537 for context. Identify how directories from these repositories should be excluded, then verify that the listed repositories are omitted from Vector Store results.

Written by the indexing model from the issue text.