Unit-test: parameter ranges outside [0..1]

More updates after 3d15499cda

* set parameter-range for MIDI sequences
* set parameter-range for cubic spline

libs/evoral/test/CurveTest.cpp

@@ -315,6 +315,8 @@ CurveTest::constrainedCubic ()
 	int32_t type = 0;
 	Evoral::Parameter p(type);
 	Evoral::ParameterDescriptor pd;
+	pd.lower = 5;
+	pd.upper = 325;
 	Evoral::ControlList l(p,pd);
 
 	size_t i;