Add "ls -l /data/anr" output to bugreport

Bug: 123720446
Test: with adb bugreport
Change-Id: I2a00d370b8e61b4f0059cdf2d8d67136968a9f20
diff --git a/cmds/dumpstate/dumpstate.cpp b/cmds/dumpstate/dumpstate.cpp
index 0b9bca0..69ced45 100644
--- a/cmds/dumpstate/dumpstate.cpp
+++ b/cmds/dumpstate/dumpstate.cpp
@@ -937,6 +937,8 @@
 
     AddAnrTraceDir(add_to_zip, anr_traces_dir);
 
+    RunCommand("ANR FILES", {"ls", "-lt", ANR_DIR});
+
     // Slow traces for slow operations.
     struct stat st;
     int i = 0;