!172 fix bugs of summary watcher when discovering profiler directory

Merge pull request !172 from liangyongxiong/r0.3

mindinsight/datavisual/data_transform/summary_watcher.py

@@ -257,7 +257,6 @@ class SummaryWatcher:
                 'mtime': mtime,
             }
 
-            if relative_path not in summary_dict:
             summary_dict[relative_path] = {
                 'ctime': ctime,
                 'mtime': mtime,