Support for managing permissions and shares

[mesozoic]

This is the last checkbox in the "Modify collaborations/sharing" section of the roadmap in #249. It supports the following operations:

• [x] Update collaborator base permission
• [x] Update interface collaborator
• [x] Update workspace collaborator
• [x] Delete base collaborator
• [x] Delete interface collaborator
• [x] Delete workspace collaborator
• [x] Add base collaborator
• [x] Add interface collaborator
• [x] Add workspace collaborator
• [x] Delete base invite
• [x] Delete interface invite
• [x] Delete workspace invite
• [x] Delete share
• [x] Manage share
• [x] Update workspace restrictions

See changes to enterprise.rst for examples of how the API works.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Comparison is base (a21e218) 99.63% compared to head (63fcd48) 99.65%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #337 +/- ## ========================================== + Coverage 99.63% 99.65% +0.02% ========================================== Files 25 25 Lines 1894 2025 +131 ========================================== + Hits 1887 2018 +131 Misses 7 7 ```

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