kconfig: Standardize "depends" -> "depends on" in Kconfig files

Standardize the miniscule percentage of occurrences of "depends" in
Kconfig files to "depends on", and update kconfig-language.txt to
reflect that.

Signed-off-by: Robert P. J. Day <rpjday@mindspring.com>
Signed-off-by: Adrian Bunk <bunk@stusta.de>
diff --git a/Documentation/kbuild/kconfig-language.txt b/Documentation/kbuild/kconfig-language.txt
index 125093c..536d5bf 100644
--- a/Documentation/kbuild/kconfig-language.txt
+++ b/Documentation/kbuild/kconfig-language.txt
@@ -29,7 +29,7 @@
 
 config MODVERSIONS
 	bool "Set version information on all module symbols"
-	depends MODULES
+	depends on MODULES
 	help
 	  Usually, modules have to be recompiled whenever you switch to a new
 	  kernel.  ...
@@ -163,7 +163,7 @@
 it can be specified explicitly:
 
 menu "Network device support"
-	depends NET
+	depends on NET
 
 config NETDEVICES
 	...
@@ -188,10 +188,10 @@
 
 config MODVERSIONS
 	bool "Set version information on all module symbols"
-	depends MODULES
+	depends on MODULES
 
 comment "module support disabled"
-	depends !MODULES
+	depends on !MODULES
 
 MODVERSIONS directly depends on MODULES, this means it's only visible if
 MODULES is different from 'n'. The comment on the other hand is always