Simplify LanguageServerRunner dependency

It doesn't need to have a 'server factory'. It just needs a server.

headless-services/commons/language-server-starter/src/main/java/org/springframework/ide/vscode/languageserver/starter/LanguageServerAutoconf.java

@@ -27,7 +27,7 @@ public class LanguageServerAutoconf {
 	@Bean public LanguageServerRunner serverApp(
 			@Qualifier("serverName") String serverName,
 			LanguageServerProperties properties, 
-			Provider<SimpleLanguageServer> languageServerFactory
+			SimpleLanguageServer languageServerFactory
 	) {
 		return new LanguageServerRunner(serverName, properties, languageServerFactory);
 	}