CI: Fix Tooltip imports causing TS build to fail
Created by: umpox
Description
See these failures: https://buildkite.com/sourcegraph/sourcegraph/builds/152214#0181365a-7dbc-4223-8eb8-df405a79a9a2/150-258
Worried that something seems wrong in our CI setup, as these TS errors should block merging
Test plan
N/A - Fixing CI builds
App preview:
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