Fix: tracing: use 'E' instead of 'X' for unsigned module tain flag

In the following commit:

commit 57673c2
Author: Rusty Russell <[email protected]>
Date:   Mon Mar 31 14:39:57 2014 +1030

    Use 'E' instead of 'X' for unsigned module taint flag.

One site has been forgotten in trace events module.h.

Signed-off-by: Mathieu Desnoyers <[email protected]>
CC: Steven Rostedt <[email protected]>
CC: Rusty Russell <[email protected]>
Signed-off-by: Rusty Russell <[email protected]>

include/trace/events/module.h

@@ -25,7 +25,7 @@ struct module;
 	{ (1UL << TAINT_OOT_MODULE),		"O" },		\
 	{ (1UL << TAINT_FORCED_MODULE),		"F" },		\
 	{ (1UL << TAINT_CRAP),			"C" },		\
-	{ (1UL << TAINT_UNSIGNED_MODULE),	"X" })
+	{ (1UL << TAINT_UNSIGNED_MODULE),	"E" })
 
 TRACE_EVENT(module_load,