chore: Update extension submodule revision
Updates the gitlab-vscode-extension
submodule ref to a909fedb5c6462b2b94e76628c706fc8db162671
to include our new release: https://gitlab.slack.com/archives/C013QJ9NEPL/p1692197225454409
Updates the gitlab-vscode-extension
submodule ref to a909fedb5c6462b2b94e76628c706fc8db162671
to include our new release: https://gitlab.slack.com/archives/C013QJ9NEPL/p1692197225454409