docs(README.md): Added CASP course by Practical DevSecOps

[restuhaqza]

Add Certified API Security Professional course to Training, Workshops, Labs table

Description

This pull request adds the Certified API Security Professional course by Practical DevSecOps to the existing table of API security training resources.

Changes Made

• Added a new entry to the "Training, Workshops, Labs" table
• Inserted the new entry in alphabetical order by author name
• Maintained existing table structure and formatting

New Entry Details

• Author: Practical DevSecOps
• Name: Certified API Security Professional
• URL: https://www.practical-devsecops.com/certified-api-security-professional/
• Description: Comprehensive course on API security, covering OWASP API Top 10, secure API design, and hands-on labs.

Motivation

This addition enhances the list of available API security training resources, providing users with a comprehensive course option from a reputable source in the DevSecOps field.

Testing

• Verified that the new entry is correctly formatted
• Checked that the alphabetical order of entries is maintained
• Ensured the table renders correctly in Markdown

Additional Notes

Please review the changes and let me know if any modifications or additional information is required.