chore: add lint rules for ignore warning

[pipiiiiii]

Types

• 💄 Code Style Changes
• 🧹 Chores

Background or solution

🤖 Generated by Copilot at 05f71c2

• Disable @typescript-eslint/no-non-null-assertion rule in ESLint configuration (link)
• Remove unused promise variable from OpenedEditorModelService class (link)
• Move promise variable declaration to inner scope of loop in OpenedEditorModelService class (link)
• Remove unused ILogger imports from opened-editor-model.service.test.ts file (link)
• Add __mocks__ folder to .eslintignore file (link)

before:

after:

Changelog

🤖 Generated by Copilot at 05f71c2

This pull request refactors and cleans up the code of the OpenedEditorModelService class and its related files. It also adjusts the ESLint configuration and ignores the mock files for testing.

[codecov]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (b67895d) 57.62% compared to head (05f71c2) 57.62%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2855   +/-   ##
=======================================
  Coverage   57.62%   57.62%           
=======================================
  Files        1336     1336           
  Lines       83975    83975           
  Branches    17462    17462           
=======================================
  Hits        48390    48390           
  Misses      32342    32342           
  Partials     3243     3243           

Flag	Coverage Δ
jsdom	52.65% <100.00%> (ø)
node	16.78% <0.00%> (ø)

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

Impacted Files	Coverage Δ
...rc/browser/services/opened-editor-model.service.ts	78.36% <100.00%> (ø)

☔ View full report in Codecov by Sentry.
📢 Do you have feedback about the report comment? Let us know in this issue.