ui: remove sticky-kit

packages/ui-default/components/table/table.page.styl

@@ -46,22 +46,21 @@
     font-size: rem($font-size-small)
 
 .section__table-container
-  overflow: hidden
   overflow-x: auto
 
 .section__table-header
   background: $table-header-bg-color
   box-shadow: $table-header-shadow
-  position: relative
   z-index: 100
+  overflow: hidden
   transition: box-shadow .2s linear
 
-  thead > tr
-    border-bottom: 0
-
   &.is_stuck
     box-shadow: $table-header-shadow-floating
 
+  thead > tr
+    border-bottom: 0
+
 .section__table-container,
 .section__body
   & > .data-table