Removed unused import

Author: Ryan Cali

pydra/engine/tests/test_task.py

@@ -993,7 +993,6 @@ def testfunc(a: int, b: float = 0.1) -> ty.NamedTuple("Output", [("out", float)]
         return a + b
 
     from glob import glob
-    import json
 
     funky = testfunc(a=2, audit_flags=AuditFlag.PROV, messengers=FileMessenger())
     funky.cache_dir = tmpdir