staging: Increase elasticsearch jvm heap size to half its memory
Its memory got increased from 16Gib to 32Gib.
Related to T2817
Migrated from D4712 (view on Phabricator)
Staging instance, all changes can be removed at any time
Its memory got increased from 16Gib to 32Gib.
Related to T2817
Migrated from D4712 (view on Phabricator)