Merge pull request #15122 from batrick/test-fragment-error

qa: fix float parse error in test_fragment

Reviewed-by: John Spray <john.spray@redhat.com>
Reviewed-by: Kefu Chai <kchai@redhat.com>

qa/tasks/cephfs/test_fragment.py

@@ -99,7 +99,7 @@ def test_rapid_creation(self):
             mds_bal_split_size=split_size,
             mds_bal_merge_size=merge_size,
             mds_bal_split_bits=3,
-            mds_bal_fragment_size_max=(split_size * 1.5 + 2)
+            mds_bal_fragment_size_max=int(split_size * 1.5 + 2)
         )
 
         # We test this only at a single split level.  If a client was sending