fix(web): remove extra colon in Pushover notification example

[s0up4200]

Summary

• Removes the extra colon in the Pushover URL example (pushover://:API_TOKEN@USER_KEY -> pushover://API_TOKEN@USER_KEY)

Fixes #161

Summary by CodeRabbit

• Documentation
  • Updated the example URL format for Pushover notification service configuration.

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[s0up4200]

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📝 Walkthrough

Walkthrough

A typo in the Pushover notification service example URL is corrected by removing an extra colon, changing the format from "pushover://:API_TOKEN@USER_KEY" to "pushover://API_TOKEN@USER_KEY" in the service configuration.

Changes

Cohort / File(s)	Summary
Pushover service example URL correction web/src/api/notifications.ts	Removed extra colon from Pushover example URL format in the SHOUTRRR_SERVICES array

Estimated code review effort

🎯 1 (Trivial) | ⏱️ ~2 minutes

Poem

🐰 A colon too many, oh what a sight,
In Pushover's path, it wasn't quite right,
With a whisker and hop, the typo is gone,
The URL now flows, clean and headstrong! ✨

🚥 Pre-merge checks | ✅ 5

✅ Passed checks (5 passed)

Check name	Status	Explanation
Description Check	✅ Passed	Check skipped - CodeRabbit’s high-level summary is enabled.
Title check	✅ Passed	The title clearly and specifically describes the main change: removing an extra colon from the Pushover notification example URL.
Linked Issues check	✅ Passed	The pull request directly addresses issue #161 by removing the extra colon from the Pushover example URL, changing it from 'pushover://:API_TOKEN@USER_KEY' to 'pushover://API_TOKEN@USER_KEY' as requested.
Out of Scope Changes check	✅ Passed	All changes are directly related to fixing the reported typo in the Pushover notification example with no extraneous modifications.
Docstring Coverage	✅ Passed	No functions found in the changed files to evaluate docstring coverage. Skipping docstring coverage check.

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✨ Finishing touches

• 📝 Generate docstrings

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