Add ability to display testRunDetails and logs from k6 cloud

[na--]

This is built on top of #2864

[codecov-commenter]

Codecov Report

Merging #2867 (5a70bce) into master (16635b1) will increase coverage by 0.13%.
The diff coverage is 70.83%.

❗ Current head 5a70bce differs from pull request most recent head a961d59. Consider uploading reports for the commit a961d59 to get more accurate results

@@            Coverage Diff             @@
##           master    #2867      +/-   ##
==========================================
+ Coverage   76.73%   76.87%   +0.13%     
==========================================
  Files         215      217       +2     
  Lines       16599    16619      +20     
==========================================
+ Hits        12738    12776      +38     
+ Misses       3049     3036      -13     
+ Partials      812      807       -5     

Flag	Coverage Δ
ubuntu	76.76% <70.83%> (+0.02%)	⬆️
windows	76.62% <70.83%> (?)

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
cloudapi/api.go	52.08% <56.25%> (+4.35%)	⬆️
cloudapi/config.go	89.13% <100.00%> (+0.24%)	⬆️
cloudapi/util.go	100.00% <100.00%> (ø)
cmd/cloud.go	71.42% <100.00%> (+0.47%)	⬆️
api/v1/metric.go	54.54% <0.00%> (-13.64%)	⬇️
cmd/ui_windows.go	100.00% <0.00%> (ø)
lib/netext/httpext/error_codes_syscall_windows.go	100.00% <0.00%> (ø)
lib/netext/httpext/request.go	93.29% <0.00%> (+0.60%)	⬆️
core/engine.go	94.51% <0.00%> (+1.21%)	⬆️
lib/executor/externally_controlled.go	73.72% <0.00%> (+1.82%)	⬆️
... and 6 more

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