Update nvtx. (#10227)

src/common/timer.cc

@@ -8,12 +8,10 @@
 #include "../collective/communicator-inl.h"
 
 #if defined(XGBOOST_USE_NVTX)
-#include <nvToolsExt.h>
+#include <nvtx3/nvToolsExt.h>
 #endif  // defined(XGBOOST_USE_NVTX)
 
-namespace xgboost {
-namespace common {
-
+namespace xgboost::common {
 void Monitor::Start(std::string const &name) {
   if (ConsoleLogger::ShouldLog(ConsoleLogger::LV::kDebug)) {
     auto &stats = statistics_map_[name];
@@ -66,6 +64,4 @@ void Monitor::Print() const {
   LOG(CONSOLE) << "======== Monitor (" << rank << "): " << label_ << " ========";
   this->PrintStatistics(stat_map);
 }
-
-}  // namespace common
-}  // namespace xgboost
+}  // namespace xgboost::common