Fix snapshot creator at locking task [SCI-11515]

app/controllers/my_modules_controller.rb

@@ -373,6 +373,8 @@ class MyModulesController < ApplicationController
 
   def update_state
     old_status_id = @my_module.my_module_status_id
+    @my_module.my_module_status_created_by = current_user
+
     if @my_module.update(my_module_status_id: update_status_params[:status_id])
       log_activity(:change_status_on_task_flow, @my_module, my_module_status_old: old_status_id,
                    my_module_status_new: @my_module.my_module_status.id)

app/models/my_module.rb

@@ -14,7 +14,7 @@ class MyModule < ApplicationRecord
   include Assignable
   include Cloneable
 
-  attr_accessor :transition_error_rollback
+  attr_accessor :transition_error_rollback, :my_module_status_created_by
 
   enum state: Extends::TASKS_STATES
   enum provisioning_status: { done: 0, in_progress: 1, failed: 2 }
@@ -567,7 +567,7 @@ class MyModule < ApplicationRecord
 
     if status_changing_direction == :forward
       my_module_status.my_module_status_consequences.each do |consequence|
-        consequence.before_forward_call(self)
+        consequence.before_forward_call(self, my_module_status_created_by)
       end
     end
 

app/models/my_module_status_consequence.rb

@@ -7,7 +7,7 @@ class MyModuleStatusConsequence < ApplicationRecord
 
   def backward(my_module); end
 
-  def before_forward_call(my_module); end
+  def before_forward_call(my_module, user = nil); end
 
   def runs_in_background?
     false

app/models/my_module_status_consequences/repository_snapshot.rb

@@ -6,9 +6,9 @@ module MyModuleStatusConsequences
       true
     end
 
-    def before_forward_call(my_module)
+    def before_forward_call(my_module, created_by = nil)
       my_module.assigned_repositories.each do |repository|
-        ::RepositorySnapshot.create_preliminary!(repository, my_module)
+        ::RepositorySnapshot.create_preliminary!(repository, my_module, created_by)
       end
     end