Update `dpnp.clip()` with Numpy 2.0

This PR suggests using a_min and a_max arguments of dpnp.clip() as None by default to align with Numpy 2.0 instead of using np.NoValue as in Numpy=2.0 and also updates cupy tests for this function

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IntelPython / dpnp

Update `dpnp.clip()` with Numpy 2.0 #2048