Set a larger max message size for the kafka used in journal tests
This matches a potential future max message size in the production kafka clusters.
Depends on !147 (closed).
Test Plan
no test added for now
Migrated from D2962 (view on Phabricator)
This matches a potential future max message size in the production kafka clusters.
Depends on !147 (closed).
no test added for now
Migrated from D2962 (view on Phabricator)