Feature: improve splash screen manager logic by using ini helper intensively

[Guts]

No description provided.

[sonarcloud]

Quality Gate passed

Kudos, no new issues were introduced!

0 New issues
0 Security Hotspots
No data about Coverage
0.0% Duplication on New Code

See analysis details on SonarCloud

[codecov-commenter]

Codecov Report

Attention: 4 lines in your changes are missing coverage. Please review.

Comparison is base (ee6def5) 70.97% compared to head (c8d8aea) 71.29%.
Report is 2 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #384      +/-   ##
==========================================
+ Coverage   70.97%   71.29%   +0.32%     
==========================================
  Files          43       43              
  Lines        2453     2449       -4     
  Branches      522      521       -1     
==========================================
+ Hits         1741     1746       +5     
+ Misses        540      526      -14     
- Partials      172      177       +5     

Files	Coverage Δ
...s_deployment_toolbelt/profiles/qgis_ini_handler.py	68.18% <100.00%> (+3.68%)	⬆️
qgis_deployment_toolbelt/jobs/job_splash_screen.py	64.81% <66.66%> (-3.05%)	⬇️

... and 2 files with indirect coverage changes