trivial: fix typos/grammar errors in Kconfig texts

Signed-off-by: Matt LaPlante <kernel1@cyberdogtech.com>
Acked-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 9be11b0..aa9d3a4 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -1374,7 +1374,7 @@
 	depends on BLACKFIN && EXPERIMENTAL
 	select SERIAL_CORE
 	help
-	  Enble support SPORT emulate UART on Blackfin series.
+	  Enable SPORT emulate UART on Blackfin series.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called bfin_sport_uart.