staging:lustre: Fix Sparse Warning for Static Declarations in console.c

This patch fixes the following Sparse warnings in console.c :
drivers/staging/lustre/lnet/selftest/console.c:65:1: warning: symbol 'lstcon_node_get' was not declared. Should it be static?
drivers/staging/lustre/lnet/selftest/console.c:118:1: warning: symbol 'lstcon_node_put' was not declared. Should it be static?
drivers/staging/lustre/lnet/selftest/console.c:348:1: warning: symbol 'lstcon_sesrpc_condition' was not declared. Should it be static?
drivers/staging/lustre/lnet/selftest/console.c:377:1: warning: symbol 'lstcon_sesrpc_readent' was not declared. Should it be static?
drivers/staging/lustre/lnet/selftest/console.c:834:1: warning: symbol 'lstcon_batch_find' was not declared. Should it be static?
drivers/staging/lustre/lnet/selftest/console.c:1002:1: warning: symbol 'lstcon_batrpc_condition' was not declared. Should it be static?
drivers/staging/lustre/lnet/selftest/console.c:1145:1: warning: symbol 'lstcon_testrpc_condition' was not declared. Should it be static?
drivers/staging/lustre/lnet/selftest/console.c:1374:1: warning: symbol 'lstcon_test_find' was not declared. Should it be static?
drivers/staging/lustre/lnet/selftest/console.c:1389:1: warning: symbol 'lstcon_tsbrpc_readent' was not declared. Should it be static?
drivers/staging/lustre/lnet/selftest/console.c:1468:1: warning: symbol 'lstcon_statrpc_readent' was not declared. Should it be static?
drivers/staging/lustre/lnet/selftest/console.c:1492:1: warning: symbol 'lstcon_ndlist_stat' was not declared. Should it be static?
drivers/staging/lustre/lnet/selftest/console.c:1581:1: warning: symbol 'lstcon_debug_ndlist' was not declared. Should it be static?

Signed-off-by: Himangi Saraogi <himangi774@gmail.com>
Acked-by: Paul E. McKenney <paulmck@linux.vnet.ibm.com>
Signed-off-by: Peter P Waskiewicz Jr <peter.p.waskiewicz.jr@intel.com>