Remove unneeded select all checkbox from export processes list

• Type: Bug
• Status: Closed
• Resolution: Fixed
• Affects Version/s: Master
• Fix Version/s: 7.1.0 Beta 3, 7.1.10 DXP FP1, 7.1.1 CE GA2, 7.1.10.1 SP1, 7.1.X, Master
• Component/s: User Management > Personal Data
• Labels:
  • liferay-dxp-71-sp1
  • liferay-fixpack-dxp-1-7110
• Story Points: 0.25
• Fix Priority: 3
• Epic Link: [GDPR] Data Portability
• Git Pull Request: https://github.com/brianchandotcom/liferay-portal/pull/59413

There is a check all box that does nothing because the list of export processes does not have individual checkboxes.

See screenshot.