Add Sanskarzz as ToolHive maintainer

[JAORMX]

Summary

• ToolHive’s maintainer roster should reflect the newly appointed maintainer; add @Sanskarzz to the documented maintainers list.

Type of change

• Bug fix
• New feature
• Refactoring (no behavior change)
• Dependency update
• Documentation
• Other (describe):

Test plan

• Unit tests (task test)
• E2E tests (task test-e2e)
• Linting (task lint-fix)
• Manual testing (describe below)

Verified the Markdown diff with git diff --check and confirmed that the linked GitHub profile resolves to @Sanskarzz.

Does this introduce a user-facing change?

Yes. The documented ToolHive maintainers list now includes @Sanskarzz.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 79.29%. Comparing base (78d5781) to head (031cce7).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #6700      +/-   ##
==========================================
- Coverage   79.30%   79.29%   -0.01%     
==========================================
  Files         799      799              
  Lines       80820    80820              
==========================================
- Hits        64092    64085       -7     
- Misses      16723    16730       +7     
  Partials        5        5              

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