Playbook and Process Automation setup

[puneet94]

1. Installed dependencies for playbooks and process automation designer
2. Created playbook, process automation definition, record generator, experience for playbooks
3. Updated the default record page in UI builder to display playbook tab

Please install playbook and process automation designer plugins sn_playbook_exp sn_pad_content now_playbook_exp com.sn_process_automation_designer com.glide.pad.license