testSeekBackwardsFromEnd(): Repair obvious syntax error.

Lib/test/test_bz2.py

@@ -191,7 +191,7 @@ class BZ2FileTest(BaseTest):
     def testSeekBackwardsFromEnd(self):
         # "Test BZ2File.seek(-150, 2)"
         self.createTempFile()
-        )bz2f = BZ2File(self.filename)
+        bz2f = BZ2File(self.filename)
         bz2f.seek(-150, 2)
         self.assertEqual(bz2f.read(), self.TEXT[len(self.TEXT)-150:])
         bz2f.close()