feat: add master config option to provide custom logo

[hamidzr]

Ticket

https://hpe-aiatscale.atlassian.net/browse/RM-397

Description

add config options with paths to different logo variations to be used by the webclient to display in the login page.

Test Plan

• manual testing:
• deploy master locally and set the config options for dark and light versions of the logo check to see the login and wait pages reflect the new logos
• unit tests
  
  
  

Checklist

• Changes have been manually QA'd
• New features have been approved by the corresponding PM
• User-facing API changes have the "User-facing API Change" label
• Release notes have been added as a separate file under docs/release-notes/
  See Release Note for details.
• Licenses have been included for new code which was copied and/or modified from any external code

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[codecov]

Codecov Report

Attention: Patch coverage is 60.78431% with 20 lines in your changes missing coverage. Please review.

Project coverage is 43.46%. Comparing base (7e2e3f6) to head (9a72982).
Report is 134 commits behind head on main.

Files	Patch %	Lines
master/internal/config/ui_config.go	70.45%	13 Missing ⚠️
master/internal/core.go	0.00%	6 Missing ⚠️
master/internal/api_master.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #9664      +/-   ##
==========================================
- Coverage   51.36%   43.46%   -7.91%     
==========================================
  Files        1252      613     -639     
  Lines      152174    60041   -92133     
  Branches     3024        0    -3024     
==========================================
- Hits        78158    26094   -52064     
+ Misses      73858    33947   -39911     
+ Partials      158        0     -158     

Flag	Coverage Δ
harness	39.91% <ø> (-32.89%)	⬇️
web	?

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

Files	Coverage Δ
master/internal/config/config.go	71.37% <ø> (ø)
master/internal/api_master.go	2.36% <0.00%> (-0.02%)	⬇️
master/internal/core.go	6.46% <0.00%> (-0.05%)	⬇️
master/internal/config/ui_config.go	70.45% <70.45%> (ø)

... and 707 files with indirect coverage changes

[johnkim-det]

nit: prefer const with ternary over let

[tara-hpe]

suggestions added

[amandavialva01]

Backend LGTM!

[tara-hpe]

LGTM