Permission denials increased 2 folds after update from V1 to Smoothie

[teolemon]

What

• Permission denials increased 2 folds after update from V1 to Smoothie
• It might have degraded the app experience since people might be stuck unable to scan
• There might be a reason for it (initial bug on iOS, and/or lack of explainer screen)
• We need a way to fix it for users who denied permissions

[g123k]

The easiest way to fix this issue is to create a new screen before or after the analytics consent screen, explaining why we need this permission

[teolemon]

• Let's continue on Permission ask goes into a loop #2761