test: adds tiny delay before placing a bet to avoid race conditions (#25093)

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## **Description**
A race condition between placing a bet and getting the full details for
that same bet is causing flakiness on the place best test.

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<!-- CURSOR_SUMMARY -->
---

> [!NOTE]
> Improves e2e stability around placing a bet in Predict flow.
> 
> - Adds `delay: 1000` to `tapOpenPosition()` when tapping
`PLACE_BET_BUTTON` to allow position values to stabilize before the tap
> - No app logic changes; only e2e page-object adjustment in
`PredictDetailsPage.ts`
> 
> <sup>Written by [Cursor
Bugbot](https://cursor.com/dashboard?tab=bugbot) for commit
58f2193. This will update automatically
on new commits. Configure
[here](https://cursor.com/dashboard?tab=bugbot).</sup>
<!-- /CURSOR_SUMMARY -->

Author: christopherferreira9

e2e/pages/Predict/PredictDetailsPage.ts

@@ -123,6 +123,7 @@ class PredictDetailsPage {
   async tapOpenPosition(): Promise<void> {
     await Gestures.waitAndTap(this.placeBetButton, {
       elemDescription: 'Place bet button',
+      delay: 1000, // this ensures the positions values are stabilized
     });
   }