actions: update upload-artifact to v7

Author: GIC-de

.github/workflows/build.yml

@@ -62,7 +62,7 @@ jobs:
       run: cpack -G DEB
 
     - name: Upload Build Artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: bngblaster-${{matrix.os}}
         path: ${{ github.workspace }}/build/*.deb
@@ -122,7 +122,7 @@ jobs:
       run: cpack -G DEB
 
     - name: Upload Build Artifact
-      uses: actions/upload-artifact@v4
+      uses: actions/upload-artifact@v7
       with:
         name: bngblaster-${{matrix.os}}
         path: ${{ github.workspace }}/build/*.deb