Fix: collapse notifications if more than max + 1

[katspaugh]

What it solves

A fix for #2576, the +1 logic wasn't checked in enough places.

[github-actions]

Branch preview

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https://fix_max--walletweb.review-wallet-web.5afe.dev

[github-actions]

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Type	Occurrences	Fixable
Errors	0	0
Warnings	0	0
Ignored	0	N/A

• Result: ✅ success
• Annotations: 0 total

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^{Report generated by eslint-plus-action}

[francovenica]

Looks good

I get to see the 5 notifications in a single page
The "x other notifications" shows fine after the 6th notification and on.