Add linux trace events

Add the output of the linux trace buffer to user dumps, with
lowest priority since the file can be large (~10MB).

Change-Id: I186b123154098400245f24db438e2a79a8da8b10
Signed-off-by: Eddie James <eajames@linux.ibm.com>
diff --git a/.shellcheck-ignore b/.shellcheck-ignore
index f546731..aab534c 100644
--- a/.shellcheck-ignore
+++ b/.shellcheck-ignore
@@ -30,6 +30,7 @@
 tools/dreport.d/plugins.d/osrelease
 tools/dreport.d/plugins.d/pldmflightrecorder
 tools/dreport.d/plugins.d/timedate
+tools/dreport.d/plugins.d/traceevents
 tools/dreport.d/plugins.d/top
 tools/dreport.d/plugins.d/uptime
 tools/dreport.d/ibm.d/plugins.d/badpel