feat: Meeting proposals calendar time blockers

[SebastianKrupinski]

Summary

Adds functionality to automatically created tentative time blocking events in calendars when a proposal is created.

Requires

nextcloud/server#53831

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 13.68%. Comparing base (0b8f6b4) to head (8d68329).
⚠️ Report is 123 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #7315   +/-   ##
=======================================
  Coverage   13.68%   13.68%           
=======================================
  Files         218      218           
  Lines       11174    11174           
  Branches     2684     2697   +13     
=======================================
  Hits         1529     1529           
  Misses       9295     9295           
  Partials      350      350           

Flag	Coverage Δ
javascript	13.68% <ø> (ø)

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.

[AndyScherzinger]

Server PR has been merged 👍

[st3iny]

Needs a rebase I think.

[SebastianKrupinski]

Needs a rebase I think.

It does, I'll take care of it after the call

[SebastianKrupinski]

Psalm is still failing as the new server changes are not being pulled yet, I'll try again tomorrow

[SebastianKrupinski]

I see the issue with psalm, i'll fix it

[st3iny]

One more thing to fix (php-cs):

   1) lib/Service/Proposal/ProposalService.php
      ---------- begin diff ----------
--- /home/runner/work/calendar/calendar/lib/Service/Proposal/ProposalService.php
+++ /home/runner/work/calendar/calendar/lib/Service/Proposal/ProposalService.php
@@ -616,7 +616,7 @@
 				$this->calendarManager->handleIMip(
 					$participantUser->getUID(),
 					$template->serialize(),
-					$reason !== 'D' ? ['absent' =>  'create'] : []
+					$reason !== 'D' ? ['absent' => 'create'] : []
 				);
 			} catch (Exception $e) {
 				$this->logger->error($e->getMessage(), ['app' => 'calendar', 'exception' => $e]);

      ----------- end diff -----------

[SebastianKrupinski]

One more thing to fix (php-cs):

Yeah, I always forget to run this, especially on minor changes

[SebastianKrupinski]

/backport to stable6.0

[AndyScherzinger]

🐘