Fix spelling: sytem -> system in handoff.mdx

Author: Amalks920

fern/squads/handoff.mdx

@@ -505,7 +505,7 @@ Override the default function definition for more control. You can overwrite the
 
 ## Best Practices
 
-1. **Clear Descriptions**: Write specific, actionable descriptions for each destination in your sytem prompt. Use `tool.function.name` to customize the name of the function to put into your prompt.
+1. **Clear Descriptions**: Write specific, actionable descriptions for each destination in your system prompt. Use `tool.function.name` to customize the name of the function to put into your prompt.
 2. **Context Management**: Use `lastNMessages` to limit context size for performance
 3. **Model Optimization**: Use multiple tools for OpenAI, single tool for Anthropic
 4. **Variable Extraction**: Extract key data before handoff to maintain context