build(deps): bump actions/download-artifact from 7 to 8

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 7 to 8.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v7...v8)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-version: '8'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

.github/workflows/builder_releaser.yml

@@ -208,25 +208,25 @@ jobs:
 
     steps:
       - name: Download built package for Linux (Ubuntu) - GUI
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: DicoGIS_executable_ubuntu_GUI
           path: builds/ubuntu/gui/
 
       - name: Download built package for Linux (Ubuntu) - CLI
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: DicoGIS_executable_ubuntu_CLI
           path: builds/ubuntu/cli/
 
       - name: Download built package for Windows - GUI
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: DicoGIS_executable_windows_GUI
           path: builds/windows/gui/
 
       - name: Download built package for Windows - CLI
-        uses: actions/download-artifact@v7
+        uses: actions/download-artifact@v8
         with:
           name: DicoGIS_executable_windows_CLI
           path: builds/windows/cli/