Unquarantine elastic issue search spec
What does this MR do and why?
This unquarantines a spec after the underlying flakiness was fixed in !157455 (merged) and the spec was long-term quarantined in !157576 (merged).
Closes #468741 (closed)
This unquarantines a spec after the underlying flakiness was fixed in !157455 (merged) and the spec was long-term quarantined in !157576 (merged).
Closes #468741 (closed)