Remove extra space.

Change-Id: Id9d73d88fcc998f56bc76e04549ab2ce6e02f5df
diff --git a/Makefile b/Makefile
index a700c43..d764394 100644
--- a/Makefile
+++ b/Makefile
@@ -5,7 +5,7 @@
 VERSION = 2017
 PATCHLEVEL = 03
 SUBLEVEL = 2
-EXTRAVERSION = 
+EXTRAVERSION =
 NAME =
 
 # *DOCUMENTATION*