build(deps): bump actions/deploy-pages from 4 to 5

Bumps [actions/deploy-pages](https://github.com/actions/deploy-pages) from 4 to 5.
- [Release notes](https://github.com/actions/deploy-pages/releases)
- [Commits](actions/deploy-pages@v4...v5)

---
updated-dependencies:
- dependency-name: actions/deploy-pages
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/publish-schema.yml

@@ -90,7 +90,7 @@ jobs:
         with:
           path: pages
       - id: deployment
-        uses: actions/deploy-pages@v4
+        uses: actions/deploy-pages@v5
 
 # v2 추가 절차 (breaking change 발생 시):
 # 1) python/rhwp/ir/schema/hwp_ir_v2.json 생성 (v1 파일은 절대 수정 금지)