ci/flake: TestSearch/graphql/And/Or_queries/Escape_sequences disabled

Created by: eseliger

Test

TestSearch/graphql/And/Or_queries/Escape_sequences

Example failure

https://buildkite.com/sourcegraph/sourcegraph/builds/161002

Disabling PR

https://github.com/sourcegraph/sourcegraph/pull/38875

Additional details

No response