Update GitHub Artifact Actions (#8954)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

.github/workflows/build_one_target.yml

@@ -98,7 +98,7 @@ jobs:
           ref: ${{github.event.pull_request.head.ref}}
           repository: ${{github.event.pull_request.head.repo.full_name}}
 
-      - uses: actions/download-artifact@v6
+      - uses: actions/download-artifact@v7
         with:
           path: ./
           pattern: firmware-*-*
@@ -111,7 +111,7 @@ jobs:
         run: mv -b -t ./ ./bin/device-*.sh ./bin/device-*.bat
 
       - name: Repackage in single firmware zip
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: firmware-${{inputs.target}}-${{ needs.version.outputs.long }}
           overwrite: true
@@ -127,7 +127,7 @@ jobs:
             ./Meshtastic_nRF52_factory_erase*.uf2
           retention-days: 30
 
-      - uses: actions/download-artifact@v6
+      - uses: actions/download-artifact@v7
         with:
           pattern: firmware-*-${{ needs.version.outputs.long }}
           merge-multiple: true
@@ -146,7 +146,7 @@ jobs:
         run: zip -j -9 -r ./firmware-${{inputs.target}}-${{ needs.version.outputs.long }}.zip ./output
 
       - name: Repackage in single elfs zip
-        uses: actions/upload-artifact@v5
+        uses: actions/upload-artifact@v6
         with:
           name: debug-elfs-${{inputs.target}}-${{ needs.version.outputs.long }}.zip
           overwrite: true