[ISSUE #377]Translation for "数据集成-RocketMQ Connect 概览" Section in the v4.x & 5.0 Document (CN -> EN)

[mxsm]

Please do not create a Pull Request without creating an issue first.

What is the purpose of the change

close #377

Brief changelog

XX

Verifying this change

XXXX

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 [ISSUE #123] Fix UnknownException when host config not exist. 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.
• Write necessary unit-test to verify your logic correction, more mock a little better when cross module dependency exist. If the new feature or significant change is committed, please remember to add integration-test in test module.
• Run mvn -B clean apache-rat:check findbugs:findbugs checkstyle:checkstyle to make sure basic checks pass. Run mvn clean install -DskipITs to make sure unit-test pass. Run mvn clean test-compile failsafe:integration-test to make sure integration-test pass.
• If this contribution is large, please file an Apache Individual Contributor License Agreement.

[tsunghanjacktsai]

Hey @mxsm , well done. Only some minor mistakes need to be fixed. Remember to correct them in the 5.0 version as well. Thx.

[tsunghanjacktsai]

RocketMQ Connect is an important component of RocketMQ data integration, which can efficiently, reliably, and flowingly flow data in and out of RocketMQ from various systems.

RocketMQ Connect is an important component of RocketMQ data integration, which can transfer data in and out of RocketMQ from various systems efficiently and reliably.

[tsunghanjacktsai]

k8s -> K8s

[mxsm]

I will fix it later @tsunghanjacktsai

[mxsm]

@tsunghanjacktsai PTAL~