Revert "[stable3.4] Fix color dot and event alignment"

[st3iny]

Fixes #4313

Reverts #4306

Reintroduces #4290

I tested it locally and reverting my commit fixes the problem. I tried to fix this locally but couldn't come up with a better solution for now.

This way we can at least get a release out.

[codecov]

Codecov Report

Merging #4324 (99cf38f) into stable3.4 (93757c2) will increase coverage by 0.02%.
The diff coverage is 100.00%.

@@               Coverage Diff               @@
##             stable3.4    #4324      +/-   ##
===============================================
+ Coverage        29.55%   29.57%   +0.02%     
  Complexity         330      330              
===============================================
  Files              221      221              
  Lines             7657     7654       -3     
  Branches          1015     1013       -2     
===============================================
+ Hits              2263     2264       +1     
+ Misses            5394     5390       -4     

Flag	Coverage Δ
javascript	20.67% <100.00%> (+0.02%)	⬆️
php	68.75% <ø> (ø)

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Impacted Files	Coverage Δ
src/components/EventRender.vue	0.00% <ø> (ø)
...c/fullcalendar/eventSources/eventSourceFunction.js	92.98% <100.00%> (+0.12%)	⬆️

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