optimize: fix En community page

[chai001125]

What is the purpose of the change

Nacos.io's En community page has Chinese characters.

Brief changelog

Fix En community page.

Follow this checklist to help us incorporate your contribution quickly and easily:

• Make sure there is a GITHUB_issue filed for the change (usually before you start working on it). Trivial changes like typos do not require a GITHUB issue. Your pull request should address just this issue, without pulling in other changes - one PR resolves one issue.
• Format the pull request title like Fix UnknownException when host config not exist #XXX. Each commit in the pull request should have a meaningful subject line and body.
• Write a pull request description that is detailed enough to understand what the pull request does, how, and why.
• Test your code locally by running npm run build, and make sure it works as expected.
• Make sure no files under build directory is added.
• If this contribution is large, please file an Apache Individual Contributor License Agreement.

[CLAassistant]

All committers have signed the CLA.

[slievrly]

LGTM