ci(deps): Bump actions/download-artifact from 3 to 7

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 3 to 7.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v3...v7)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/release-subagent.yml

@@ -107,7 +107,7 @@ jobs:
         uses: pnpm/action-setup@v4
 
       - name: Download all artifacts
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v7
         with:
           path: dist
 
@@ -225,7 +225,7 @@ jobs:
         uses: actions/checkout@v5
 
       - name: Download all artifacts
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v7
         with:
           path: artifacts
 
@@ -265,7 +265,7 @@ jobs:
           registry-url: "https://registry.npmjs.org"
 
       - name: Download npm package
-        uses: actions/download-artifact@v4
+        uses: actions/download-artifact@v7
         with:
           name: npm-package
           path: .

.github/workflows/release.yml

@@ -87,7 +87,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Download all artifacts
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v7
 
       - name: Extract version from tag
         id: version