prepare accompanying-course-work context for new template

* batch renaming css class name accompanying-course-work
* remove unused classes
* remove -list class
* remove double class

src/Bundle/ChillPersonBundle/Resources/views/Workflow/_accompanying_period_work.html.twig

@@ -1,4 +1,4 @@
-<div class="flex-table accompanying_course_work-list">
+<div class="flex-table accompanying-course-work">
     {% include '@ChillPerson/AccompanyingCourseWork/_item.html.twig' with {
         'w': work,
         'itemBlocClass': 'bg-chill-llight-gray'

src/Bundle/ChillPersonBundle/Resources/views/Workflow/_evaluation.html.twig

@@ -1,4 +1,4 @@
-<div class="flex-table accompanying_course_work-list">
+<div class="flex-table accompanying-course-work">
     <div class="item-bloc evaluation-item bg-chill-llight-gray">
         <div class="item-row mb-2">
             <h2 class="badge-title">

src/Bundle/ChillPersonBundle/Resources/views/Workflow/_evaluation_document.html.twig

@@ -5,7 +5,7 @@
         {{ 'workflow.doc for evaluation deleted'|trans }}
     </div>
 {% else %}
-    <div class="flex-table accompanying_course_work-list">
+    <div class="flex-table accompanying-course-work">
         <div class="item-bloc evaluation-item bg-chill-llight-gray">
             <div class="item-row mb-2">
                 <h1>{{ doc.title }}</h1>