Delete .tar file when updating SimpleGraphic DLLs

.github/workflows/update-simple-graphic.yml

@@ -18,6 +18,8 @@ jobs:
                 fileName: SimpleGraphicDLLs-x64-windows.tar
                 extract: true
                 out-file-path: runtime
+            - name: Delete .tar file
+              run: rm runtime/SimpleGraphicDLLs-x64-windows.tar
             - name: Create Pull Request
               uses: peter-evans/create-pull-request@v5
               with:
@@ -26,4 +28,4 @@ jobs:
                 body: |
                     Update DLLs to SimpleGraphic-${{ github.event.client_payload.tag }} from ${{ github.event.client_payload.release_link }}
                 commit-message: Update DLLs to SimpleGraphic-${{ github.event.client_payload.tag }}
-              
+