fix: addresses Franks feedback on #9706

[gdixon]

Description

This PR address @frankchen07 snagging list on: #9706 (comment)

Refers/Fixes

• remove link to slack in the "grant guide" -> "start a grant" tab
• can we alpha sort tags on the grant creation form?
• Region field description should be, “Where is your team based?” (Rather than “where is your team based in?”)

Testing

Tested locally