increase time limit for bgl test to permit time for block boot

testsuite/expect/test8.6

@@ -63,7 +63,7 @@ proc run_batch_jobs { node_cnt job_cnt file_in } {
 	global sbatch srun number kill_srun
 	set start_cnt 0	
 	for {set inx 0} {$inx < $job_cnt} {incr inx} {
-		set sbatch_pid [spawn $sbatch --output=/dev/null -t2 -N$node_cnt-$node_cnt $file_in]
+		set sbatch_pid [spawn $sbatch --output=/dev/null -t5 -N$node_cnt-$node_cnt $file_in]
 		expect {
 			-re "More processors requested than permitted" {
 				send_user "This error was expected, no worries\n"