security: compile capabilities by default

Capabilities have long been the default when CONFIG_SECURITY=n,
and its help text suggests turning it on when CONFIG_SECURITY=y.
But it is set to default n.

Default it to y instead.
Signed-off-by: Serge Hallyn <serue@us.ibm.com>
Acked-by: Matt LaPlante <kernel1@cyberdogtech.com>
Signed-off-by: James Morris <jmorris@namei.org>

security/Kconfig

@@ -76,6 +76,7 @@ config SECURITY_NETWORK_XFRM
 config SECURITY_CAPABILITIES
 	bool "Default Linux Capabilities"
 	depends on SECURITY
+	default y
 	help
 	  This enables the "default" Linux capabilities functionality.
 	  If you are unsure how to answer this question, answer Y.