Spelling fix in init/Kconfig for the help of CONFIG_SWAP

Trivial spelling fix s/socalled/so called/
Signed-off-by: NJesper Juhl <juhl-lkml@dif.dk>
Signed-off-by: NAdrian Bunk <bunk@stusta.de>

init/Kconfig

@@ -99,7 +99,7 @@ config SWAP
 	default y
 	help
 	  This option allows you to choose whether you want to have support
-	  for socalled swap devices or swap files in your kernel that are
+	  for so called swap devices or swap files in your kernel that are
 	  used to provide more virtual memory than the actual RAM present
 	  in your computer.  If unsure say Y.