Update tests with complex amp pulses (#1217)

### Summary

This PR removes complex amplitudes from pulses in tests after
Qiskit/qiskit#10357.

test/calibration/test_calibrations.py

@@ -1007,9 +1007,7 @@ def setUp(self):
         self.cals.add_schedule(tcp, num_qubits=2)
 
         self.cals.add_parameter_value(ParameterValue(40, self.date_time), "σ", schedule="xp")
-        self.cals.add_parameter_value(
-            ParameterValue(0.1 + 0.01j, self.date_time), "amp", (3,), "xp"
-        )
+        self.cals.add_parameter_value(ParameterValue(0.1, self.date_time), "amp", (3,), "xp")
         self.cals.add_parameter_value(ParameterValue(0.3, self.date_time), "amp", (3, 2), "cr")
         self.cals.add_parameter_value(ParameterValue(0.2, self.date_time), "amp_rot", (3, 2), "cr")
         self.cals.add_parameter_value(ParameterValue(0.8, self.date_time), "amp", (3, 2), "tcp")
@@ -1049,11 +1047,11 @@ def test_get_schedule(self):
                 with pulse.align_left():
                     pulse.play(GaussianSquare(640, 0.2, 40, 20), DriveChannel(2))  # Rotary tone
                     pulse.play(GaussianSquare(640, 0.3, 40, 20), ControlChannel(10))  # CR tone.
-                pulse.play(Gaussian(160, 0.1 + 0.01j, 40), DriveChannel(3))
+                pulse.play(Gaussian(160, 0.1, 40), DriveChannel(3))
                 with pulse.align_left():
                     pulse.play(GaussianSquare(640, -0.2, 40, 20), DriveChannel(2))  # Rotary tone
                     pulse.play(GaussianSquare(640, -0.3, 40, 20), ControlChannel(10))  # CR tone.
-                pulse.play(Gaussian(160, 0.1 + 0.01j, 40), DriveChannel(3))
+                pulse.play(Gaussian(160, 0.1, 40), DriveChannel(3))
 
         # We inline to make the schedules comparable with the construction directly above.
         schedule = self.cals.get_schedule("cr", (3, 2))
@@ -1624,7 +1622,7 @@ def test_save_load_parameter_values(self):
 
         with self.assertWarns(DeprecationWarning):
             self.cals.save("csv", overwrite=True, file_prefix=self._prefix)
-        self.assertEqual(self.cals.get_parameter_value("amp", (3,), "xp"), 0.1 + 0.01j)
+        self.assertEqual(self.cals.get_parameter_value("amp", (3,), "xp"), 0.1)
 
         self.cals._params = defaultdict(list)
 
@@ -1636,8 +1634,7 @@ def test_save_load_parameter_values(self):
             self.cals.load_parameter_values(self._prefix + "parameter_values.csv")
 
         val = self.cals.get_parameter_value("amp", (3,), "xp")
-        self.assertEqual(val, 0.1 + 0.01j)
-        self.assertTrue(isinstance(val, complex))
+        self.assertEqual(val, 0.1)
 
         val = self.cals.get_parameter_value("σ", (3,), "xp")
         self.assertEqual(val, 40)