docs(facebookadsmcp): add Facebook Ads MCP connector documentation - #937

Changed pages include:

• index.html - view
• 404.html - view
• cookbooks/index.html - view
• dev-kit/index.html - view
• agentkit/code-samples/index.html - view
• agentkit/connected-accounts/index.html - view
• agentkit/connections/index.html - view
• agentkit/connectors/index.html - view
• agentkit/encryption-keys/index.html - view
• agentkit/examples/index.html - view

There are more changes not included in the list