Update build.yml

Author: jamiw1

.github/workflows/build.yml

@@ -59,9 +59,16 @@ jobs:
     - name: Remove the pfx
       run: Remove-Item -path GitHubActionsWorkflow.pfx
 
-    - name: Upload app packages and certificate
+    - name: Upload app packages
       uses: actions/upload-artifact@v4
       with:
         name: ${{ matrix.platform }}-App-Package
         path: ${{ github.workspace }}/Packages/*.msix
-              ${{ github.workspace }}/Packages/*.cer
+        
+    - name: Upload certificate
+      uses: actions/upload-artifact@v4
+      with:
+        name: ${{ matrix.platform }}-App-Certificate
+        path: ${{ github.workspace }}/Packages/*.cer
+        
+