Add delete button for trash bin

[GretaD]

Fixes #3128
Fixes #3127

• Requires Add missing ACLs for deleted calendar objects to fix deletion server#27343
• Requires Allow additional headers for DAV collection DELETE requests cdav-library#480

[codecov]

Codecov Report

Merging #3129 (7a3e584) into master (b46e217) will decrease coverage by 0.05%.
The diff coverage is 0.00%.

❗ Current head 7a3e584 differs from pull request most recent head 1a8ccdc. Consider uploading reports for the commit 1a8ccdc to get more accurate results

@@             Coverage Diff              @@
##             master    #3129      +/-   ##
============================================
- Coverage     28.91%   28.86%   -0.06%     
  Complexity      121      121              
============================================
  Files           157      157              
  Lines          5717     5727      +10     
  Branches        839      840       +1     
============================================
  Hits           1653     1653              
- Misses         4064     4074      +10     

Flag	Coverage Δ
javascript	23.39% <0.00%> (-0.05%)	⬇️
php	94.54% <ø> (ø)

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Impacted Files	Coverage Δ
...components/AppNavigation/CalendarList/Trashbin.vue	0.00% <0.00%> (ø)
src/store/calendars.js	0.00% <0.00%> (ø)

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[ChristophWurst]

Works :)