Generate local elog-errors header file

Use elog-gen.py, elog-gen-template.mako.hpp, error yaml files
from SDK to build local elog-errors.hpp file

Change-Id: I9e22633c8b6a8eacc754771883de82e8b476def3
Signed-off-by: Marri Devender Rao <devenrao@in.ibm.com>
diff --git a/watchdog_timeout.cpp b/watchdog_timeout.cpp
index 130b79a..bb0d4bc 100644
--- a/watchdog_timeout.cpp
+++ b/watchdog_timeout.cpp
@@ -1,5 +1,5 @@
 #include <phosphor-logging/elog.hpp>
-#include "elog-errors.hpp"
+#include "phosphor-logging/elog-errors.hpp"
 #include "org/open_power/Host/error.hpp"
 
 int main(int argc, char* argv[])