SDL: testautomation_video: Don't test window position on Emscripten.

SDL Commits
1 
From d48d4c8c4827f93860a1b8d176c6ec071cd1479e Mon Sep 17 00:00:00 2001
From: "Ryan C. Gordon" <[EMAIL REDACTED]>
Date: Thu, 14 Nov 2024 19:00:10 -0500
Subject: [PATCH] testautomation_video: Don't test window position on
 Emscripten.

This _might_ fix GitHub Actions. We'll know once I push this!  :)
---
 test/testautomation_video.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/testautomation_video.c b/test/testautomation_video.c
index e9b2433f1a0c7..16c89c644f159 100644
--- a/test/testautomation_video.c
+++ b/test/testautomation_video.c
@@ -1843,7 +1843,7 @@ static int SDLCALL video_setWindowCenteredOnDisplay(void *arg)
                     SDLTest_AssertCheck(currentW == w, "Validate width (current: %d, expected: %d)", currentW, w);
                     SDLTest_AssertCheck(currentH == h, "Validate height (current: %d, expected: %d)", currentH, h);
                 }
-                if (video_driver_is_wayland) {
+                if (video_driver_is_emscripten || video_driver_is_wayland) {
                     SDLTest_Log("Skipping window position validation: %s driver does not support window positioning", video_driver);
                 } else {
                     SDLTest_AssertCheck(currentX == expectedX, "Validate x (current: %d, expected: %d)", currentX, expectedX);