Remove use of singleton aliases removed in Numpy 2 (#10891)

These are just straight aliases for `np.inf` and `np.nan`, and all
aliases bar those two will be removed in Numpy 2.

Author: jakelishman

test/python/circuit/test_parameters.py

@@ -1520,7 +1520,7 @@ def test_complex_angle_raises_when_not_supported(self):
     def test_operating_on_a_parameter_with_a_non_float_will_raise(self):
         """Verify operations between a Parameter and a non-float will raise."""
 
-        bad_constants = ["1", numpy.Inf, numpy.NaN, None, {}, []]
+        bad_constants = ["1", numpy.inf, numpy.nan, None, {}, []]
 
         x = Parameter("x")