test: Add Reload test to TestContentManager

[wrshield]

PR Details

Description

Added a new test case to cover the Reload method in ContentManager.cs.
The test was added to TestContentManager.cs and is named SimpleReloadData.
The new test verifies the following functions of the Reload method:

• Reloading an unloaded asset
• Reloading a loaded asset
• Reloading a loaded asset with a new URL to replace the asset

Related Issue

Motivation and Context

The Reload method in ContentManager previously had 0 test coverage, now it has 100% test coverage.

Types of changes

• Docs change / refactoring / dependency upgrade
• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist

• My change requires a change to the documentation.
• I have added tests to cover my changes.
• All new and existing tests passed.
• I have built and run the editor to try this change out.

[Eideren]

Looks great, thanks !