ci/flake: TestSearch/repo:deps disabled

Created by: burmudar

Test

TestSearch/repo:deps

Example failure

https://buildkite.com/sourcegraph/sourcegraph/builds/162711#018226aa-3eab-4a76-9138-c7689e3c3403

Disabling PR

https://github.com/sourcegraph/sourcegraph/pull/39307

Additional details

Build: https://buildkite.com/sourcegraph/sourcegraph/builds/162711#018226aa-3eab-4a76-9138-c7689e3c3403 Loki: https://sourcegraph.grafana.net/explore?orgId=1&left=%7B%22datasource%22:%22grafanacloud-sourcegraph-logs%22,%22queries%22:%5B%7B%22refId%22:%22A%22,%22expr%22:%22%7Bapp%3D%5C%22buildkite%5C%22,%20branch%3D%5C%22main%5C%22,%20state%3D%5C%22failed%5C%22%7D%20%7C%3D%20%5C%22FAIL:%20TestSearch%2Frepo:deps%5C%22%5Cn%22%7D%5D,%22range%22:%7B%22from%22:%22now-20d%22,%22to%22:%22now%22%7D%7D