Update test_fio_benchmark.py

Fixing tox issues

tests/e2e/performance/io_workload/test_fio_benchmark.py

@@ -191,8 +191,7 @@ def setting_storage_usage(self):
             self.total_data_set / self.filesize
         )
         log.info(f"Total Data set to work on is : {self.total_data_set} GiB")
-
-        log.info(f"Setting prefill value to False ")
+        log.info("Setting prefill value to False ")
         self.crd_data["spec"]["workload"]["args"]["prefill"] = False
 
     def setting_io_pattern(self, io_pattern):
@@ -325,8 +324,7 @@ def run(self):
             sleeptime = 300
 
         self.wait_for_wl_to_finish(sleep=sleeptime, timeout=42000)
-        #timeout original value is 36000
-
+        # Original timeout value was 36000.
         try:
             if "Fio failed to execute" not in self.test_logs:
                 log.info("FIO has completed successfully")