fix: cp-7.46.0 show "auto" when slippage is undefined (#15083)

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## **Description**

Shows "Auto" as the slippage text on Solana swaps when the slippage is
undefined. This case is for LiFi so it uses their dynamic slippage.

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## **Related issues**

Fixes:

## **Manual testing steps**

1. Go to this solana swap
2. Get quotes
3. See "Auto" as slippage value

## **Screenshots/Recordings**

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### **Before**

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### **After**

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Author: bfullam

CHANGELOG.md

@@ -6,6 +6,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
 ## [Unreleased]
+- fix(bridge): show "Auto" slippage for Solana swaps
 
 ### Added
 

app/components/UI/Bridge/hooks/useBridgeQuoteData/index.ts

@@ -124,7 +124,7 @@ export const useBridgeQuoteData = () => {
       estimatedTime: `${Math.ceil(estimatedProcessingTimeInSeconds / 60)} min`,
       rate,
       priceImpact: `${priceImpactPercentage.toFixed(2)}%`,
-      slippage: `${slippage}%`,
+      slippage: slippage ? `${slippage}%` : 'Auto',
     };
   }, [
     activeQuote,