[CI] Fix 310p image build (#6259)

Fix 310p docker image build error

- vLLM version: v0.14.1
- vLLM main:
d68209402d

Signed-off-by: wangxiyuan <wangxiyuan1007@gmail.com>

.github/workflows/_schedule_image_build.yaml

@@ -89,6 +89,7 @@ jobs:
         mkdir -p ${{ runner.temp }}/digests
         digest="${{ steps.build.outputs.digest }}"
         touch "${{ runner.temp }}/digests/${digest#sha256:}"
+
     - name: Upload digest
       uses: actions/upload-artifact@v6
       with: