fix: fixed for wrong import in test files

[NirajC-Microsoft]

Purpose

This pull request updates import paths throughout the codebase to use fully qualified module paths, reflecting a new project structure. These changes improve code organization and make module dependencies clearer and more maintainable.

Test imports modernization:

• Updated all test files in src/backend/tests/auth, src/backend/tests/middleware, src/backend/tests/models, and src/backend/tests to use fully qualified imports from src.backend modules, ensuring consistency with the new project structure. [1] [2] [3] [4] [5] [6] [7]

Agent and integration test imports:

• Changed imports in src/backend/v3/magentic_agents and related integration tests to use the new src.backend.v3.magentic_agents paths for agent classes and configuration models. [1] [2] [3]

MCP server test imports:

• Updated MCP server test files to import from src.mcp_server for core factory, services, and utility modules, aligning with the reorganized server package structure. [1] [2] [3]
• ...

Does this introduce a breaking change?

• Yes
• No

How to Test

• Get the code

git clone [repo-address]
cd [repo-name]
git checkout [branch-name]
npm install

• Test the code

What to Check

Verify that the following are valid

• ...

Other Information