fix: update, delete, accept, devline all occurrences

[SebastianKrupinski]

Summary

• Fixed logic to update all occurrences of a recurring event
• Fixed logic to delete all occurrences of a recurring event
• Fixed logic to accept all occurrences of a recurring event
• Fixed logic to decline all occurrences of a recurring event
• Resolves: Add button to update all occurrences #3355
• Resolves: Delete all occurrences, including past #6873
• Resolves: Can't accept a recursive event from the calendar web UI #5666
• Resolves: Accept or decline all future recurrences #6700
• Resolves: Treat repeated events as a single object #4225
• Resolves: Scared to click Accept/Decline on a recurring event #4368
• Resolves: couple more that I can not find atm

[codecov]

Codecov Report

❌ Patch coverage is 0% with 58 lines in your changes missing coverage. Please review.
✅ Project coverage is 12.93%. Comparing base (8a5909a) to head (9370061).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
src/store/calendarObjectInstance.js	0.00%	24 Missing and 7 partials ⚠️
src/mixins/EditorMixin.js	0.00%	10 Missing ⚠️
src/components/Editor/SaveButtons.vue	0.00%	7 Missing ⚠️
src/views/EditSimple.vue	0.00%	7 Missing ⚠️
src/views/EditFull.vue	0.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #7600      +/-   ##
==========================================
- Coverage   12.99%   12.93%   -0.06%     
==========================================
  Files         224      224              
  Lines       11661    11712      +51     
  Branches     2807     2838      +31     
==========================================
  Hits         1515     1515              
- Misses       9786     9831      +45     
- Partials      360      366       +6     

Flag	Coverage Δ
javascript	12.93% <0.00%> (-0.06%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.