[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

asv_bench/benchmarks/benchmarks_integration.py

@@ -1,7 +1,9 @@
-from parcels import AdvectionRK4, FieldSet, ParticleSet, ScipyParticle
-import numpy as np
 from datetime import timedelta
 
+import numpy as np
+
+from parcels import AdvectionRK4, FieldSet, ParticleSet, ScipyParticle
+
 
 def time_advection2d():
     """Flat 2D zonal flow that increases linearly with depth from 0 m/s to 1 m/s.