changed fields to be UTC and duration to be more descriptive

[rsun19]

https://issues.redhat.com/browse/RHOAIENG-13774

Description

The pipeline runs detail pages are changed to UTC time zones and duration time is more consistent

How Has This Been Tested?

npm run test:unit **/time.spec.ts

Test Impact

Edited the time.spec.ts file

Request review criteria:

Self checklist (all need to be checked):

• The developer has manually tested the changes and verified that the changes work
• Testing instructions have been added in the PR body (for PRs involving changes that are not immediately obvious).
• The developer has added tests or explained why testing cannot be added (unit or cypress tests for related changes)

If you have UI changes:

• Included any necessary screenshots or gifs if it was a UI change.
• Included tags to the UX team if it was a UI/UX change.

After the PR is posted & before it merges:

• The developer has tested their solution on a cluster by using the image produced by the PR to main

[openshift-ci]

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 84.27%. Comparing base (0ce1fbb) to head (fa6111f).
Report is 5 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3649      +/-   ##
==========================================
- Coverage   85.79%   84.27%   -1.53%     
==========================================
  Files        1419     1432      +13     
  Lines       32688    33486     +798     
  Branches     9195     9284      +89     
==========================================
+ Hits        28044    28219     +175     
- Misses       4644     5267     +623     

Files with missing lines	Coverage Δ
...nes/content/pipelinesDetails/pipelineRun/utils.tsx	96.77% <ø> (ø)
frontend/src/utilities/time.ts	99.24% <100.00%> (-0.03%)	⬇️

... and 153 files with indirect coverage changes

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