Created a Documenation table for codegen featureset/delta

[Mamatha1718]

Closes #444

[Enhancement] Create codegen featureset/delta documentation table #444

Changes

• Feature Comparison Across Targets: Added a table summarizing differences between JavaScript, Go, Python, and Rust code generation.
• Specific Code Generation: Typing approaches for JavaScript, Go, Python, and Rust.
• Troubleshooting & FAQs: Added solutions for common issues related to code generation across different languages.
• Guidelines for Future Contributors: Provided best practices for updating documentation and contributing new code generators.

Flags for Reviewers

• Are the specific comparisons need? Already made comparisons or ok any changes need.
• Should additions examples be included for other languages?
• Does the troubleshooting section cover the most common issues or Should i add more.

Author Checklist

• Ensure you provide a DCO sign-off for your commits using the --signoff option of git commit.
• Vital features and changes captured in unit and/or integration tests
• Commits messages follow AP format
• Extend the documentation, if necessary
• Merging to master from fork:branchname
• Manual accessibility test performed
  • Keyboard-only access, including forms
  • Contrast at least WCAG Level A
  • Appropriate labels, alt text, and instructions

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