fix(docs): Fix build doc image error

[fangyinc]

Description

Fix build doc image error.

How Has This Been Tested?

# Use the default NPM_REGISTRY=https://registry.npmjs.org
# Use https://www.npmmirror.com/
NPM_REGISTRY=https://registry.npmmirror.com
docker build -f docs/Dockerfile-deploy \
-t eosphorosai/dbgpt-docs \
--build-arg NPM_REGISTRY=$NPM_REGISTRY \
--build-arg CI=false \
--build-arg NUM_VERSION=2 .

Snapshots:

Include snapshots for easier review.

Checklist:

• My code follows the style guidelines of this project
• I have already rebased the commits and make the commit message conform to the project standard.
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• Any dependent changes have been merged and published in downstream modules

[csunny]

r+

[Aries-ckt]

r+