perf: print api servers asynchronously on instance launch

Doing this on the main thread can cause the launcher to freeze for up to
5 seconds when launching an instance on my system
so i moved it to a launch step where it gets all the servers info
asynchronously to print

Signed-off-by: leia uwu <leia@tutamail.com>

launcher/launch/steps/PrintServers.h

@@ -0,0 +1,37 @@
+// SPDX-License-Identifier: GPL-3.0-only
+/*
+ *  Prism Launcher - Minecraft Launcher
+ *  Copyright (c) 2024 Leia uwu <leia@tutamail.com>
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation, version 3.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+#pragma once
+
+#include <LoggedProcess.h>
+#include <java/JavaChecker.h>
+#include <launch/LaunchStep.h>
+#include <QHostInfo>
+
+class PrintServers : public LaunchStep {
+    Q_OBJECT
+   public:
+    PrintServers(LaunchTask* parent, const QStringList& servers);
+
+    virtual void executeTask();
+    virtual bool canAbort() const;
+
+   private:
+    void resolveServer(const QHostInfo& host_info);
+    QMap<QString, QString> m_server_to_address;
+    QStringList m_servers;
+};