Update bank_support.py (#858)

Author: kauabh

examples/pydantic_ai_examples/bank_support.py

@@ -40,7 +40,7 @@ class SupportDependencies:
 
 class SupportResult(BaseModel):
     support_advice: str = Field(description='Advice returned to the customer')
-    block_card: bool = Field(description='Whether to block their')
+    block_card: bool = Field(description='Whether to block their card or not')
     risk: int = Field(description='Risk level of query', ge=0, le=10)