Revert some scrollbar, sidebar and list width changes.

Thanks to xet7 !

Fixes #5585,
fixes https://github.com/wekan/wekan/pull/5583

client/components/boards/boardBody.css

@@ -16,6 +16,9 @@
   transition: margin 0.1s;
   overflow-y: auto;
 }
+.board-wrapper .board-canvas.is-sibling-sidebar-open {
+  margin-right: 248px;
+}
 .board-wrapper .board-canvas .board-overlay {
   position: fixed;
   left: 0;

client/components/boards/boardBody.jade

@@ -17,6 +17,7 @@ template(name="boardBody")
    | {{_ 'tableVisibilityMode-allowPrivateOnly'}}
   else
     .board-wrapper(class=currentBoard.colorClass)
+      +sidebar
       .board-canvas.js-swimlanes.dragscroll(
         class="{{#if Sidebar.isOpen}}is-sibling-sidebar-open{{/if}}"
         class="{{#if MultiSelection.isActive}}is-multiselection-active{{/if}}"
@@ -35,7 +36,6 @@ template(name="boardBody")
           +calendarView
         else
           +listsGroup(currentBoard)
-      +sidebar
 
 template(name="calendarView")
   if isViewCalendar

client/components/boards/boardColors.css

@@ -3269,6 +3269,11 @@ THEME - Clean Light
   color: #FFFFFF;
 }
 
+.board-color-cleanlight .list:first-child,
+.board-color-cleandark .list:first-child {
+  margin-right: -32px;
+}
+
 .board-color-cleanlight .list .list-header .list-header-menu,
 .board-color-cleandark .list .list-header .list-header-menu {
   display: flex;
@@ -3352,6 +3357,7 @@ THEME - Clean Light
 .board-color-cleanlight .swimlane,
 .board-color-cleandark .swimlane {
   background: none;
+  gap: 32px;
 }
 
 .board-color-cleanlight .swimlane-height-apply,