rename folder to sample_model

Author: henrikjacobsenfys

src/easydynamics/sample/__init__.py renamed to src/easydynamics/sample_model/__init__.py

@@ -5,15 +5,15 @@
 
 from scipy.integrate import simpson
 
-from easydynamics.sample import (
+from easydynamics.sample_model import (
     Gaussian,
     Lorentzian,
     Voigt,
     DeltaFunction,
     DampedHarmonicOscillator,
     Polynomial,
 )
-from easydynamics.sample.components import ModelComponent
+from easydynamics.sample_model.components import ModelComponent
 
 from easyscience.variable import Parameter