• Applied the changes from Encourage title properties/usage for objects/resources likely t… #663 to these concept docs: prompts.mdx, resources.mdx, and tools.mdx.

Motivation and Context

The changes from PR #663 were missing from the concepts documentation, so this PR adds them there.

How Has This Been Tested?

N/A

Breaking Changes

N/A

Types of changes

• 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)
• Documentation update

Checklist

• I have read the MCP Documentation
• My code follows the repository's style guidelines
• New and existing tests pass locally
• I have added appropriate error handling
• I have added or updated documentation as needed

Additional context