[FLINK-29920] Minor reformat Kafka connector documentation

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 1.16.0
• Fix Version/s: 1.17.0
• Component/s: Documentation
• Labels: pull-request-available
• Assignee: Mingliang Liu
• Reporter: Mingliang Liu
• Created: 07/Nov/22 22:59
• Updated: 09/Nov/22 02:01
• Resolved: 09/Nov/22 02:01

Description

We used some HTML tag in the documentation which does not interpret Markdown format nicely. This fixes this by replacing with Markdown tags.

Issue Links

• relates to: FLINK-17831 Add documentation for the new Kafka connector
• links to: GitHub Pull Request #21253