Format Rust code using rustfmt

Author: github-actions[bot]

src/wallet.rs

@@ -2562,30 +2562,30 @@ pub fn encode_usdc_paymaster_data(
     // - address: USDC token address
     // - uint256: permit amount
     // - bytes: permit signature (empty for now, needs EIP-2612 implementation)
-    
+
     // Mode byte (0 for permit mode)
     data.push(0u8);
-    
+
     // Token address (USDC)
     data.extend_from_slice(token_address.as_slice());
-    
+
     // Permit amount - use a reasonable amount for gas payment (10 USDC worth)
     let permit_amount = U256::from(10_000_000u64); // 10 USDC (6 decimals)
     data.extend_from_slice(&permit_amount.to_be_bytes::<32>());
-    
+
     // TODO: Implement EIP-2612 permit signature
     // For now, we'll try with an empty signature to see if that changes the error
     // In production, this would need to be a valid permit signature allowing
     // the paymaster to spend USDC on behalf of the TBA
-    
+
     // Note: The permit signature would typically be generated by signing:
     // - owner: TBA address
-    // - spender: paymaster address  
+    // - spender: paymaster address
     // - value: permit_amount
     // - nonce: current permit nonce from USDC contract
     // - deadline: future timestamp
-    
+
     // For testing, let's try without the signature first to see if we get a different error
-    
+
     data
 }