Update Elasticsearch 6 connector bundle description to reflect that 6.8.x is supported

• Type: Task
• Status: Closed
• Priority: Minor
• Resolution: Completed
• Affects Version/s: 7.0.X, 7.1.X, 7.2.X, Master
• Fix Version/s: 7.0.X, 7.1.X, 7.2.10 DXP FP17, 7.2.10.6 DXP SP6, 7.2.X, 7.3.10 DXP GA1, Master
• Component/s: Search Infrastructure > Elasticsearch Connector
• Labels:
  • 7110-sp-pending
  • 7210-sp-pending
  • ee-bp
  • liferay-dxp-72-sp6
  • liferay-fixpack-dxp-17-7210
  • marketplace-portal-search-elasticsearch6-1.2.0-7010
• Branch Version/s:
  7.2.x, 7.1.x, 7.0.x
• Backported to Branch:
  Committed
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/87274

Update Elasticsearch 6 connector bundle.properties to reflect that 6.8.x is supported