automation: Update docker-ntfy Docker tag to v2.8.0

This MR contains the following updates:

Package	Update	Change
docker-ntfy	minor	v2.7.0 -> v2.8.0

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Release Notes

binwiederhier/ntfy

v2.8.0

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This release brings a handful of random bug fixes: two unrelated access control list fixes, a fix around web app crashes for languages with underscores in the language code (e.g. zh_Hant, zh_Hans, pt_BR, ...), a workaround for the Priority header (often used in Cloudflare setups), and support among others support for HTML-only emails (finally), web app crash fixes

Bug fixes + maintenance:

• Support for HTML-only emails (#​690/#​693, thanks to @​teastrainer and @​CrazyWolf13 for reporting)
• Fix ACL issue with topic patterns containing underscores (#​840, thanks to @​Joe-0237 for reporting)
• Fix ACL issue with order of read/write rules (#​914/#​917, thanks to @​sandman7920)
• Re-add tzdata to Docker images for amd64 image (#​894, #​307)
• Add special logic to ignore Priority header if it resembles an RFC 9218 value (#​851/#​895, thanks to @​gusdleon, see also #​351, #​353, #​461)
• PWA: hide install prompt on macOS 14 Safari (#​899, thanks to @​nihalgonsalves)
• Fix web app crash in Edge for languages with underline in locale (#​922/#​912/#​852, thanks to @​imkero)

Additional languages:

• Finnish (thanks to @​Seppo)

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