Don't call step in init_step

Author: BillHuang2001

src/evox/algorithms/so/de_variants/de.py

@@ -99,7 +99,6 @@ def init_step(self):
         This method evaluates the fitness of the initial population and then calls the `step` method to perform the first optimization iteration.
         """
         self.fit = self.evaluate(self.pop)
-        self.step()
 
     def step(self):
         """

src/evox/algorithms/so/de_variants/jade.py

@@ -84,7 +84,6 @@ def init_step(self):
         This method evaluates the fitness of the initial population and then calls the `step` method to perform the first optimization iteration.
         """
         self.fit = self.evaluate(self.pop)
-        self.step()
 
     def step(self):
         """

src/evox/algorithms/so/de_variants/ode.py

@@ -99,7 +99,6 @@ def init_step(self):
         This method evaluates the fitness of the initial population and then calls the `step` method to perform the first optimization iteration.
         """
         self.fit = self.evaluate(self.pop)
-        self.step()
 
     def step(self):
         """