Fix broken link to Jetty ALPN documentation (#2950)

servicetalk-examples/docs/modules/ROOT/pages/http/index.adoc

@@ -334,7 +334,7 @@ If HTTP/1.x protocol is configured ServiceTalk always fallbacks to it if the pee
 IMPORTANT: Your runtime must support ALPN extension for TLS. The recommended way is to use OpenSSL provider and add
 link:https://netty.io/wiki/forked-tomcat-native.html#artifacts[netty-tcnative] artifact to the classpath. If OpenSSL is
 not available, make sure your JVM version supports ALPN or use
-link:https://www.eclipse.org/jetty/documentation/current/#alpn-chapter[another provider] that supports it.
+link:https://github.com/jetty-project/jetty-alpn[another provider] that supports it.
 
 NOTE: These examples use the link:#blocking-aggregated[blocking + aggregated] API for demonstration purposes, as the
 builder API is the same across all the HTTP APIs.