[TOOLS-4968] Rename the LICENSE directory to 3rdparty

[Srltas]

http://jira.cubrid.org/browse/TOOLS-4968

Purpose

3rdparty들의 라이선스를 모은 디렉터리 이름을 LICENSE → 3rdparty로 변경합니다.

Implementation

N/A

Remarks

N/A

[codacy-production]

Up to standards ✅

🟢 Issues 0 issues

Results:
0 new issues

View in Codacy

_{NEW Get contextual insights on your PRs based on Codacy's metrics, along with PR and Jira context, without leaving GitHub. Enable AI reviewer
TIP This summary will be updated as you push new changes.}

[greptile-apps]

_{Reviews (1): Last reviewed commit: "chore: rename LICENSE directory to 3rdpa..." | Re-trigger Greptile}