Remove unnecessary check for multi node

Makes multi node log namer get used with single node instead of
local log namer since it works with single node.
In addition, we will only be using multi node.

Change-Id: I7690fa14286b52ba8eb97461ded4e5cbc183b234
diff --git a/aos/events/logging/logger_main.cc b/aos/events/logging/logger_main.cc
index a05c06f..da84cc9 100644
--- a/aos/events/logging/logger_main.cc
+++ b/aos/events/logging/logger_main.cc
@@ -30,14 +30,9 @@
   aos::ShmEventLoop event_loop(&config.message());
 
   std::unique_ptr<aos::logger::LogNamer> log_namer;
-  if (event_loop.node() == nullptr) {
-    log_namer = std::make_unique<aos::logger::LocalLogNamer>(
-        aos::logging::GetLogName("fbs_log"), event_loop.node());
-  } else {
-    log_namer = std::make_unique<aos::logger::MultiNodeLogNamer>(
-        absl::StrCat(aos::logging::GetLogName("fbs_log"), "/"),
-        event_loop.configuration(), event_loop.node());
-  }
+  log_namer = std::make_unique<aos::logger::MultiNodeLogNamer>(
+      absl::StrCat(aos::logging::GetLogName("fbs_log"), "/"),
+      event_loop.configuration(), event_loop.node());
 
   aos::logger::Logger logger(&event_loop);
   event_loop.OnRun([&log_namer, &logger]() {