Drop duplicate log output in ITs

It was introduced in quarkusio#51081 as a workaround but we have now reinstated
proper log output in the ITs, so we don't need that anymore.

Related to quarkusio#52465 and quarkusio#52403 and quarkusio#52382.

Author: gsmet

test-framework/common/src/main/java/io/quarkus/test/common/DefaultJarLauncher.java

@@ -184,7 +184,6 @@ public void includeAsSysProps(Map<String, String> systemProps) {
 
     @Override
     public void close() {
-        LauncherUtil.toStdOut(logFile);
         LauncherUtil.destroyProcess(quarkusProcess);
         if (generateAotFile) {
             Path aotConfFile = jarPath.resolveSibling(AOT_CONF_FILE_NAME);

test-framework/common/src/main/java/io/quarkus/test/common/DefaultNativeImageLauncher.java

@@ -261,7 +261,6 @@ public void includeAsSysProps(Map<String, String> systemProps) {
 
     @Override
     public void close() {
-        LauncherUtil.toStdOut(logFile);
         LauncherUtil.destroyProcess(quarkusProcess);
     }
 }

test-framework/common/src/main/java/io/quarkus/test/common/LauncherUtil.java

@@ -9,7 +9,6 @@
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
-import java.nio.charset.StandardCharsets;
 import java.nio.file.Files;
 import java.nio.file.Path;
 import java.time.Duration;
@@ -231,16 +230,6 @@ static IntegrationTestStartedNotifier.Result waitForStartedFunction(
         return result;
     }
 
-    static void toStdOut(Path log) {
-        if (log != null) {
-            try (var r = Files.newBufferedReader(log, StandardCharsets.UTF_8)) {
-                r.lines().forEach(System.out::println);
-            } catch (IOException ignored) {
-                System.err.println("Unable to write process output");
-            }
-        }
-    }
-
     /**
      * Thread that reads a process output file looking for the line that indicates the address the application
      * is listening on.