Add 12 bioinformatics and research MCP servers to community section

[QuentinCody]

• Add CIViC MCP server for clinical variant interpretation
• Add DataCite MCP server for research data and publication metadata
• Add DGIdb MCP server for drug-gene interaction data
• Add Entrez MCP server for NCBI biomedical databases
• Add NCI GDC MCP server for cancer genomic data
• Add OpenNeuro MCP server for open neuroimaging datasets
• Add Open Targets MCP server for target-disease associations
• Add Pharos MCP server for target, drug, and disease information
• Add RCSB PDB MCP server for 3D protein structures
• Add UniProt MCP server for protein sequence and functional data
• Add Wikidata SPARQL MCP server for structured knowledge queries
• Add ZincBind MCP server for zinc binding sites in proteins

All servers added in alphabetical order following contribution guidelines.

Description

Server Details

• Server:
• Changes to:

Motivation and Context

How Has This Been Tested?

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