Remove unnecessary proc to simplify code and improve performance a bit

lib/acidic_job/workflow.rb

@@ -129,12 +129,11 @@ def take_step(step_definition)
 
       return next_step if @execution.entries.exists?(step: curr_step, action: :succeeded)
 
-      step_method = performable_step_for(step_definition)
       rescued_error = nil
       begin
         @execution.record!(step: curr_step, action: :started, timestamp: Time.now)
         result = AcidicJob.instrument(:perform_step, **step_definition) do
-          step_method.call
+          perform_step_for(step_definition)
         end
         case result
         when REPEAT_STEP
@@ -167,17 +166,15 @@ def take_step(step_definition)
       end
     end
 
-    def performable_step_for(step_definition)
+    def perform_step_for(step_definition)
       step_name = step_definition.fetch("does")
       step_method = method(step_name)
 
       raise InvalidMethodError.new(step_name) unless step_method.arity.zero?
 
       wrapper = step_definition["transactional"] ? @execution.method(:with_lock) : NO_OP_WRAPPER
 
-      proc do
-        catch(:repeat) { wrapper.call { step_method.call } }
-      end
+      catch(:repeat) { wrapper.call { step_method.call } }
     rescue NameError
       raise UndefinedMethodError.new(step_name)
     end