Add placeholders for "Time to retain data (in ms)" ,"Maximum message size in bytes *" fields within Create Topic

[armenuikafka]

Describe the bug
Add placeholders for "Time to retain data (in ms)" ,"Maximum message size in bytes *" empty fields and display inline values of filled input fields within Create Topic

Set up
https://www.kafka-ui.provectus.io/

Steps to Reproduce

1. Navigate to Topics
2. Add a Topic

Expected behavior

• Inline visualization for input fields values should be displayed as in attached second screenshot

• Placeholder "Time to retain data"should be for "Time to retain data (in ms)" field and placeholder "Maximum message size" should be for "Maximum message size in bytes *" field in case of letting these fields empty (first screenshot)

Screenshots

[Haarolean]

good for grabs