feat: ローカルのみノート検索

[tai-cha]

What

ノート検索へのローカルのみオプションの追加

Why

ローカルに範囲を絞ってノート検索したい場合がある
resolve #10310

Additional info (optional)

Checklist

• Read the contribution guide
• Test working in a local environment
• (If needed) Add story of storybook
• (If needed) Update CHANGELOG.md
• (If possible) Add tests

[codecov]

Codecov Report

Merging #11451 (76d71da) into develop (750085f) will decrease coverage by 0.06%.
The diff coverage is 15.38%.

❗ Current head 76d71da differs from pull request most recent head 1dc316e. Consider uploading reports for the commit 1dc316e to get more accurate results

@@             Coverage Diff             @@
##           develop   #11451      +/-   ##
===========================================
- Coverage    78.78%   78.72%   -0.06%     
===========================================
  Files          174      921     +747     
  Lines        22743    97916   +75173     
  Branches       520     7837    +7317     
===========================================
+ Hits         17917    77085   +59168     
- Misses        4826    20831   +16005     

Files Changed	Coverage Δ
packages/backend/src/core/SearchService.ts	33.18% <15.38%> (ø)

... and 758 files with indirect coverage changes

[syuilo]

👍🏻