Remove retry for testing bilibili

tests/test.py

@@ -1,7 +1,6 @@
 #!/usr/bin/env python
 
 import unittest
-import urllib
 
 from you_get.extractors import (
     imgur,
@@ -33,23 +32,12 @@ class YouGetTests(unittest.TestCase):
         )
 
     def test_bilibili(self):
-        maxRetry = 3
-
-        # the bilibi is not stable, it got 502 occasionally
-        for i in range(maxRetry):
-            try:
-                bilibili.download(
-                    'https://www.bilibili.com/video/av16907446/', info_only=True
-                )
-                bilibili.download(
-                    'https://www.bilibili.com/video/av13228063/', info_only=True
-                )
-                return
-            except urllib.error.HTTPError as e:
-                if e.error == 502 and i + 1 < maxRetry:
-                    continue
-                else:
-                    raise e
+        bilibili.download(
+            'https://www.bilibili.com/video/av16907446/', info_only=True
+        )
+        bilibili.download(
+            'https://www.bilibili.com/video/av13228063/', info_only=True
+        )
 
 
 if __name__ == '__main__':