[SKAdNetwork for Web Ads] Safari/WebKit should indicate version as "4…

….0" when calling SKAdNetwork SPI

https://bugs.webkit.org/show_bug.cgi?id=246479
<rdar://101108536>

Reviewed by Alex Christensen.

* Source/WebKit/NetworkProcess/cocoa/NetworkSessionCocoa.mm:
(WebKit::NetworkSessionCocoa::donateToSKAdNetwork):

Canonical link: https://commits.webkit.org/255514@main

Source/WebKit/NetworkProcess/cocoa/NetworkSessionCocoa.mm

@@ -1830,7 +1830,7 @@ static void activateSessionCleanup(NetworkSessionCocoa& session, const NetworkSe
     config.get().adNetworkRegistrableDomain = pcm.destinationSite().registrableDomain.string();
     config.get().impressionId = pcm.ephemeralSourceNonce()->nonce;
     config.get().sourceWebRegistrableDomain = pcm.sourceSite().registrableDomain.string();
-    config.get().version = @"3";
+    config.get().version = @"4.0";
     config.get().attributionContext = AttributionTypeDefault;
     [[ASDInstallAttribution sharedInstance] addInstallWebAttributionParamsWithConfig:config.get() completionHandler:^(NSError *) { }];
 #endif