fix: allow adding self to shared event

[SebastianKrupinski]

Resolves: #2659

Modified alreadyInvitedEmails result to NOT exclude the current user by default and to only include actual organize and attendees.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 1 line in your changes missing coverage. Please review.

Project coverage is 23.47%. Comparing base (436a9fe) to head (169582d).
Report is 4 commits behind head on main.

Files with missing lines	Patch %	Lines
src/components/Editor/Invitees/InviteesList.vue	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #6418      +/-   ##
============================================
- Coverage     23.48%   23.47%   -0.01%     
  Complexity      454      454              
============================================
  Files           247      247              
  Lines         11705    11708       +3     
  Branches       2211     2212       +1     
============================================
  Hits           2749     2749              
- Misses         8636     8639       +3     
  Partials        320      320              

Flag	Coverage Δ
javascript	15.05% <0.00%> (-0.01%)	⬇️
php	59.42% <ø> (ø)

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[st3iny]

Breaks the attendees tab on new events: TypeError: Cannot read properties of null (reading 'uri').

[st3iny]

Pleas squash and we are good to go.

[st3iny]

Do we want to backport this (since the issue is from 2020)? Or is this too risky because of the recent shared calendar changes in server?

[SebastianKrupinski]

Do we want to backport this (since the issue is from 2020)? Or is this too risky because of the recent shared calendar changes in server?

We can back port this a few versions.