fix(core-flows): capture before order created (#9980)

What:
 When `autocapture` is enabled, the webhook is processed before the order was created.
 The payment processing workflows were merged into a single one
 
FIXES: SUP-118, SUP-9

https://github.com/medusajs/medusa/issues/9998

packages/medusa/src/subscribers/payment-webhook.ts

@@ -1,7 +1,4 @@
-import {
-  onPaymentProcessedWorkflow,
-  processPaymentWorkflow,
-} from "@medusajs/core-flows"
+import { processPaymentWorkflow } from "@medusajs/core-flows"
 import {
   IPaymentModuleService,
   ProviderWebhookPayload,
@@ -29,7 +26,7 @@ export default async function paymentWebhookhandler({
   const input = event.data
 
   if (
-    (input.payload.rawData as unknown as SerializedBuffer).type === "Buffer"
+    (input.payload?.rawData as unknown as SerializedBuffer)?.type === "Buffer"
   ) {
     input.payload.rawData = Buffer.from(
       (input.payload.rawData as unknown as SerializedBuffer).data
@@ -49,11 +46,6 @@ export default async function paymentWebhookhandler({
   await processPaymentWorkflow(container).run({
     input: processedEvent,
   })
-
-  // We process the intended side effects of payment processing separately.
-  await onPaymentProcessedWorkflow(container).run({
-    input: processedEvent,
-  })
 }
 
 export const config: SubscriberConfig = {