trailing whitespace removal

diff --git a/findutils/grep.c b/findutils/grep.c
index 723c351..e23f9bc 100644
--- a/findutils/grep.c
+++ b/findutils/grep.c
@@ -30,7 +30,7 @@
 	USE_DESKTOP("w") \
 	USE_EXTRA_COMPAT("z") \
 	"aI"
-	
+
 /* ignored: -a "assume all files to be text" */
 /* ignored: -I "assume binary files have no matches" */