fix: Adjust table in Organizers Attendees Overview Page

[sachinchauhan2889]

Fixes #5669

Changes proposed in this pull request:

• from the first column take out the emails
• move "Date and Time" from first column to its own column
• create a column for "Date and Time" between ticket name and ticket price
• take out the xx days ago

Checklist

• I have read the Contribution & Best practices Guide.
• My branch is up-to-date with the Upstream development branch.
• The acceptance, integration, unit tests and linter pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)

screenshots

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[iamareebjamal]

No need of empty components in octane

[iamareebjamal]

@record

[codecov]

Codecov Report

Merging #5672 (d861f60) into development (5d34f21) will increase coverage by 0.05%.
The diff coverage is n/a.

@@               Coverage Diff               @@
##           development    #5672      +/-   ##
===============================================
+ Coverage        23.72%   23.78%   +0.05%     
===============================================
  Files              498      498              
  Lines             5277     5277              
  Branches            47       47              
===============================================
+ Hits              1252     1255       +3     
+ Misses            4017     4014       -3     
  Partials             8        8              

Impacted Files	Coverage Δ
.../controllers/events/view/tickets/attendees/list.js	0.00% <ø> (ø)
app/components/tabbed-navigation.js	53.33% <0.00%> (+20.00%)	⬆️

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[divyamtayal]

fix the indentation of : in various places in list.hbs file