NFSD: Move "select NFSD_V2_ACL if NFSD_V3_ACL"

Clean up: since NFSD_V2_ACL is a boolean, it can be selected safely
under the NFSD_V3_ACL entry (also a boolean).

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
diff --git a/fs/Kconfig b/fs/Kconfig
index 94250f0..b609843 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -1694,7 +1694,6 @@
 	select LOCKD
 	select SUNRPC
 	select EXPORTFS
-	select NFSD_V2_ACL if NFSD_V3_ACL
 	select NFS_ACL_SUPPORT if NFSD_V2_ACL
 	select CRYPTO_MD5 if NFSD_V4
 	select CRYPTO if NFSD_V4
@@ -1738,6 +1737,7 @@
 config NFSD_V3_ACL
 	bool "NFS server support for the NFSv3 ACL protocol extension"
 	depends on NFSD_V3
+	select NFSD_V2_ACL
 	help
 	  Solaris NFS servers support an auxiliary NFSv3 ACL protocol that
 	  never became an official part of the NFS version 3 protocol.