Update to IHostBuilder style

[justindbaur]

🎟️ Tracking

📔 Objective

Update to a style that is not obsoleted in .NET 10.

https://learn.microsoft.com/en-us/dotnet/core/compatibility/aspnet-core/10/webhostbuilder-deprecated

📸 Screenshots

⏰ Reminders before review

• Contributor guidelines followed
• All formatters and local linters executed and passed
• Written new unit and / or integration tests where applicable
• Protected functional changes with optionality (feature flags)
• Used internationalization (i18n) for all UI strings
• CI builds passed
• Communicated to DevOps any deployment requirements
• Updated any necessary documentation (Confluence, contributing docs) or informed the documentation team

🦮 Reviewer guidelines

• 👍 (:+1:) or similar for great changes
• 📝 (:memo:) or ℹ️ (:information_source:) for notes or general info
• ❓ (:question:) for questions
• 🤔 (:thinking:) or 💭 (:thought_balloon:) for more open inquiry that's not quite a confirmed issue and could potentially benefit from discussion
• 🎨 (:art:) for suggestions / improvements
• ❌ (:x:) or ⚠️ (:warning:) for more significant problems or concerns needing attention
• 🌱 (:seedling:) or ♻️ (:recycle:) for future improvements or indications of technical debt
• ⛏ (:pick:) for minor or nitpick changes

[github-actions]

Checkmarx One – Scan Summary & Details – 26c4ad41-6e8e-4802-bdfb-900221ca7b00

Great job! No new security vulnerabilities introduced in this pull request

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 56.26%. Comparing base (81e3044) to head (877363e).
⚠️ Report is 153 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #6843   +/-   ##
=======================================
  Coverage   56.26%   56.26%           
=======================================
  Files        1983     1983           
  Lines       87651    87651           
  Branches     7815     7815           
=======================================
  Hits        49318    49318           
  Misses      36503    36503           
  Partials     1830     1830           

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[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[dereknance]

Thanks for putting this together @justindbaur! I merged your branch into mine for the .NET 10 upgrade. It will land when #7171 is merged, so I'm going to close this PR.