Stop using kernel logger

Use the default logger, which is set to /dev/hvc2 for Microdroid.

Bug: 270566364
Test: vm/vm_shell.sh start-microdroid  -- --protected --console \
/data/local/tmp/console.txt --log /data/local/tmp/log.txt

Check that all logs (except for those from init and kernel) are in
log.txt.

Change-Id: Iaea1ca07ff02d4beb728916844f95774f5d2cd85
diff --git a/launcher/main.cpp b/launcher/main.cpp
index c3f9988..5ae9956 100644
--- a/launcher/main.cpp
+++ b/launcher/main.cpp
@@ -61,7 +61,7 @@
         return EXIT_FAILURE;
     }
 
-    android::base::InitLogging(argv, &android::base::KernelLogger);
+    android::base::InitLogging(argv);
 
     const char* libname = argv[1];
     auto handle = load(libname);