Updated README.md

[CharsiBabu]

Description

Deleted duplicate content in BASIC description Added blank lines for first 3 language description to match rest of the languages.

Types of changes

• [x] Bug fix or improving code quality
• [ ] New language
• [ ] New feature

Checklist:

• [x] My code follows the code style of this project.
• [x] I have updated the documentation accordingly.