Simplify some code in platform/uwp/export

(cherry picked from commit 068054002dc43d76d7073b06fe06d63bf9b1a437)

platform/uwp/export/export.cpp

@@ -747,22 +747,7 @@ class EditorExportPlatformUWP : public EditorExportPlatform {
 
 		// TODO: Add resource creation or image rescaling to enable other scales:
 		// 1.25, 1.5, 2.0
-		real_t scales[] = { 1.0 };
-		bool valid_w = false;
-		bool valid_h = false;
-
-		for (int i = 0; i < 1; i++) {
-
-			int w = ceil(p_width * scales[i]);
-			int h = ceil(p_height * scales[i]);
-
-			if (w == p_image->get_width())
-				valid_w = true;
-			if (h == p_image->get_height())
-				valid_h = true;
-		}
-
-		return valid_w && valid_h;
+		return p_width == p_image->get_width() && p_height == p_image->get_height();
 	}
 
 	Vector<uint8_t> _fix_manifest(const Ref<EditorExportPreset> &p_preset, const Vector<uint8_t> &p_template, bool p_give_internet) const {