cpukit/libfs: Remove nfsclient

Update #3850

spec/build/cpukit/grp.yml

@@ -21,8 +21,6 @@ links:
   uid: libjffs2
 - role: build-dependency
   uid: libmghttpd
-- role: build-dependency
-  uid: libnfs
 - role: build-dependency
   uid: librtemscpu
 - role: build-dependency

spec/build/cpukit/libnfs.yml

@@ -1,23 +0,0 @@
-SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
-build-type: library
-cflags: []
-copyrights:
-- Copyright (C) 2020 embedded brains GmbH (http://www.embedded-brains.de)
-cppflags: []
-cxxflags: []
-enabled-by:
-- RTEMS_NETWORKING
-includes:
-- cpukit/libnetworking
-install: []
-install-path: ${BSP_LIBDIR}
-links: []
-source:
-- cpukit/libfs/src/nfsclient/proto/mount_prot_xdr.c
-- cpukit/libfs/src/nfsclient/proto/nfs_prot_xdr.c
-- cpukit/libfs/src/nfsclient/src/nfs.c
-- cpukit/libfs/src/nfsclient/src/rpcio.c
-- cpukit/libfs/src/nfsclient/src/sock_mbuf.c
-- cpukit/libfs/src/nfsclient/src/xdr_mbuf.c
-target: nfs
-type: build