Shallow search and lazy loading for Other Logs page

Signed-off-by: TheKodeToad <TheKodeToad@proton.me>

launcher/NullInstance.h

@@ -35,6 +35,7 @@
  */
 
 #pragma once
+#include <qglobal.h>
 #include "BaseInstance.h"
 #include "launch/LaunchTask.h"
 
@@ -57,8 +58,7 @@ class NullInstance : public BaseInstance {
     QProcessEnvironment createEnvironment() override { return QProcessEnvironment(); }
     QProcessEnvironment createLaunchEnvironment() override { return QProcessEnvironment(); }
     QMap<QString, QString> getVariables() override { return QMap<QString, QString>(); }
-    IPathMatcher::Ptr getLogFileMatcher() override { return nullptr; }
-    QString getLogFileRoot() override { return instanceRoot(); }
+    QStringList getLogFileSearchPaths() override { return {}; }
     QString typeName() const override { return "Null"; }
     bool canExport() const override { return false; }
     bool canEdit() const override { return false; }