Remove obsolete numpy URLs from Python tests

...ors/Vtkm/Filters/Testing/Python/TestVTKMAverageToCells.py

...rs/Vtkm/Filters/Testing/Python/TestVTKMAverageToPoints.py

Common/Core/Testing/Python/TestNumpyInterface.py

Common/Core/Testing/Python/TestNumpySupport.py

Common/Core/Testing/Python/TestNumpyWeakReference.py

Common/DataModel/Testing/Python/TestNumericArrayImageData.py

Common/DataModel/Testing/Python/TestStaticPointLocator3.py

Filters/Core/Testing/Python/TestCalculatorDataTypes.py

Filters/Core/Testing/Python/TestContourCases.py

Filters/Core/Testing/Python/contourQuadraticCells.py

...s/Extraction/Testing/Python/ExtractEdgesQuadraticCells.py

Filters/General/Testing/Python/GreenLagrangeStrain.py

Filters/General/Testing/Python/clipQuadraticCells.py

...rs/Points/Testing/Python/TestSPHInterpolatorWithCutoff.py

Parallel/MPI4Py/Testing/Python/TestParallelNumpy.py