Update write_128K.fio

Author: charith87

tools/fio-jobs/write_128K.fio

@@ -18,7 +18,7 @@ verify=0
 filename_format=$jobname.$jobnum.$filenum
 
 
-[experiment_128K]
+[experiment_128K_write]
 stonewall
 directory=${DIR}
 # Every file is written only once. Set nrfiles per thread in such a way that the test runs for 1-2 min.