Update maintainers list

[msfussell]

Update https://github.com/dapr/community/blob/master/MAINTAINERS.md due to

• https://github.com/dapr/community/issues/516
• https://github.com/dapr/community/issues/525
• https://github.com/dapr/community/issues/518
• Mauricio Salatino - Maintainer of the Dapr Shared project - See https://github.com/dapr/community/issues/474

Give access rights to Discord, 1Password, added to the CNCF mailing list and the CNCF Dapr Maintainers list along with updating https://github.com/dapr/community/blob/master/MAINTAINERS.md

Tasks

• [x] Discord (@marcduiker)
• [ ] 1Password (@msfussell)
• [x] Update role in Dapr org teams
• [x] Update Maintainers doc on Google Drive (@marcduiker)
• [x] Update Maintainers.md in this repo (@marcduiker)
• [x] Update CNCF project-maintainers.csv (@marcduiker) https://github.com/cncf/foundation/pull/778
• [x] Message CNCF about emails to add/remove for mailing lists (@marcduiker) https://cncfservicedesk.atlassian.net/servicedesk/customer/portal/1/CNCFSD-2255?created=true

[marcduiker]

@msfussell I can't update 1Password access, can you do that please?