chore: log 'Activity & no Application' error

[david-allison]

Important

Save this for 2.23.1

It's likely that there's another cause other than the backup manager

• Diagnostics for User report: "android backup in progress, please try again" #19050

How Has This Been Tested?

⚠️ it's not

I don't know if this will be useful, Timber likely wasn't initialized. Maybe crash reporting won't work (?)

Checklist

• You have a descriptive commit message with a short title (first line, max 50 chars).
• You have commented your code, particularly in hard-to-understand areas
• You have performed a self-review of your own code
• UI changes: include screenshots of all affected screens (in particular showing any new or changed strings)
• UI Changes: You have tested your change using the Google Accessibility Scanner

[mikehardy]

doesn't look like any harm could come of it, let's go