Fix whitespace leaked into tree

Clean whitespace errors that have gotten past lint-stable-003-whitespace
and gerrit review.

Change-Id: Id76fc68e9d32d1b2b672d519b75cdc80cc4f1ad9
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: http://review.coreboot.org/3920
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Bruce Griffith <Bruce.Griffith@se-eng.com>
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
diff --git a/src/Kconfig b/src/Kconfig
index be2cb24..127887c 100644
--- a/src/Kconfig
+++ b/src/Kconfig
@@ -334,7 +334,7 @@
 	def_bool n
 	depends on HAVE_MONOTONIC_TIMER
 	help
-	  Provide a timer queue for performing time-based callbacks. 
+	  Provide a timer queue for performing time-based callbacks.
 
 config COOP_MULTITASKING
 	def_bool n