doc: add Olostep MCP

[samyakkkk]

Description

Request to add Olostep MCP server to the readme.

Server Details

• Server:
• Changes to: Olostep MCP

Motivation and Context

This PR requests adding support for Olostep MCP server to access web content.

How Has This Been Tested?

We've tested with clients like Cursor, and Cline for searching the web and scraping content of individual websites.

Breaking Changes

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 Protocol Documentation
• My changes follows MCP security best practices
• I have updated the server's README accordingly
• I have tested this with an LLM client
• My code follows the repository's style guidelines
• New and existing tests pass locally
• I have added appropriate error handling
• I have documented all environment variables and configuration options

Additional context