fix assertion when hypothesis is installed (which is should be for developing in pytest)

testing/test_pdb.py

@@ -504,7 +504,7 @@ class TestDebuggingBreakpoints(object):
         """)
         result = testdir.runpytest_inprocess("", p1)
         result.stdout.fnmatch_lines([
-            "*1 passed*",
+            "* passed*",
         ])
         assert sys.breakpointhook != pytestPDB.set_trace