elog-gen.py : strip whitespaces

Strip trailing and leading whitespaces from the error description.

Resolves openbmc/openbmc#1481.

Change-Id: Ia223ab34746e64d87dacd1f23ade7e4fc63ca9df
Signed-off-by: Deepak Kodihalli <dkodihal@in.ibm.com>
diff --git a/tools/elog-gen.py b/tools/elog-gen.py
index 29ff52f..4ab3690 100755
--- a/tools/elog-gen.py
+++ b/tools/elog-gen.py
@@ -212,7 +212,7 @@
             # Get 0th inherited error (current support - single inheritance)
             parent = i['inherits'][0]
         parents[fullname] = parent
-        error_msg[fullname] = match['description']
+        error_msg[fullname] = match['description'].strip()
         try:
             error_lvl[fullname] = i['level']
         except: