fixup! Fix promiseTimeout to cleanup setTimeout

Author: paullinator

src/ratesEngine.ts

@@ -189,6 +189,13 @@ async function updateTxValuesV3(transaction: DbTx): Promise<void> {
     },
     body: JSON.stringify(ratesRequest)
   })
+  if (!ratesResponse.ok) {
+    if (ratesResponse.status === 429) {
+      datelog('Rate limit hit')
+    }
+    const text = await ratesResponse.text()
+    throw new Error(`Rates v3 error: ${text}`)
+  }
   const ratesResponseJson = await ratesResponse.json()
   const rates = asRatesV3Params(ratesResponseJson)
   const depositRateObf = depositIsFiat