Access nested shadow DOM

[mdshakib007]

PR Type

Feature

PR Checklist

• Tests for the changes have been added / updated.
• Documentation comments have been added / updated.
• A changelog entry has been made.
• Version number has been updated.
• Required modules have been added to respective "requirements*.txt" files.
• Relevant Test Cases added to this description (below).
• (Team) Label with affected action categories and semver status.

Overview

This PR improves the shadow_root_elements function with the following enhancements:

• Nested Shadow DOM Traversal: Enables access to multiple levels of shadow roots, allowing deeper element queries.
• Parent-Based Selection Support: Adds the ability to define and use parent elements for more accurate targeting within shadow roots.
• Validation Improvements: Includes robust parameter format checks and index duplication detection.
• Logging Enhancements: Adds detailed logs for traceability of queries and shadow root access.
• Regex For SR: Adds regex for the SR element passing.