Don't show tooltips on Open and Closed boards

app/views/shared/boards/components/_board.html.haml

@@ -19,8 +19,10 @@
           %img.avatar.s20.has-tooltip{ height: "20", width: "20", ":src": "list.assignee.avatar", ":alt": "list.assignee.name" }
 
         .board-title-text
-          %span.board-title-main-text.has-tooltip.block-truncated{ "v-if": "list.type !== \"label\"",
-            ":title" => '((list.label && list.label.description) || list.title || "")', data: { container: "body" } }
+          %span.board-title-main-text.block-truncated{ "v-if": "list.type !== \"label\"",
+            ":title" => '((list.label && list.label.description) || list.title || "")',
+            data: { container: "body" },
+            ":class": "{ 'has-tooltip': !['backlog', 'closed'].includes(list.type) }" }
             {{ list.title }}
 
           %span.board-title-sub-text.prepend-left-5.has-tooltip{ "v-if": "list.type === \"assignee\"",

changelogs/unreleased/mh-board-tooltips.yml

+---
+title: "'Open' and 'Closed' issue board lists no longer display a redundant tooltip"
+merge_request: 30187
+author:
+type: fixed