allow apps to control the trash bin

[schiessle]

Allow apps to disable the trash bin for certain files.

[codecov]

Codecov Report

Merging #6503 into master will decrease coverage by 2.09%.
The diff coverage is 74.07%.

@@             Coverage Diff              @@
##             master    #6503      +/-   ##
============================================
- Coverage     55.53%   53.43%    -2.1%     
- Complexity    21244    22542    +1298     
============================================
  Files          1253     1408     +155     
  Lines         73203    87206   +14003     
  Branches          0     1328    +1328     
============================================
+ Hits          40652    46602    +5950     
- Misses        32551    40604    +8053

Impacted Files	Coverage Δ	Complexity Δ
...pps/files_trashbin/lib/Events/MoveToTrashEvent.php	55.55% <55.55%> (ø)	4 <4> (?)
apps/files_trashbin/lib/Storage.php	78.94% <83.33%> (+1.39%)	35 <1> (+3)	⬆️
apps/sharebymail/tests/SettingsTest.php	52.17% <0%> (-47.83%)	3% <0%> (ø)
lib/private/Security/RateLimiting/Limiter.php	55.55% <0%> (-44.45%)	5% <0%> (ø)
settings/Controller/EncryptionController.php	56% <0%> (-37.34%)	8% <0%> (ø)
settings/Controller/GroupsController.php	64.61% <0%> (-35.39%)	9% <0%> (ø)
...ps/comments/tests/Unit/AppInfo/ApplicationTest.php	69.56% <0%> (-30.44%)	4% <0%> (ø)
apps/user_ldap/lib/Configuration.php	41.5% <0%> (-29.46%)	86% <0%> (ø)
apps/encryption/lib/Command/EnableMasterKey.php	75% <0%> (-25%)	5% <0%> (ø)
lib/private/AvatarManager.php	61.9% <0%> (-24.77%)	4% <0%> (ø)
... and 333 more