[FIX] *: correctly display grouped dashboard

The rev. odoo/odoo@93bf26a modifies the way kanban record defines their size.
Kanban dashboards used to define a fixed size and reset it when grouping.
This fixed size should in fact only be set for ungrouped kanban as the column
size is fixed.

addons/account/static/src/less/account_journal_dashboard.less

@@ -1,6 +1,5 @@
 .o_kanban_view.o_kanban_dashboard.o_account_kanban {
     .o_kanban_record {
-        width: 450px;
 
         .oe_kanban_action_button {
             margin-bottom: 5px;
@@ -32,12 +31,13 @@
         }
     }
 
-    &.o_kanban_grouped .o_kanban_record {
-        min-width: inherit;
+    &.o_kanban_ungrouped {
+        .o_kanban_record {
+            width: 450px;
+        }
     }
 }
 
-
 // Style for the widget "dashboard_graph"
 .o_dashboard_graph {
     &.o_graph_linechart {

addons/maintenance/static/src/less/maintenance_team_dashboard.less

@@ -1,4 +1,4 @@
-.o_kanban_view.o_kanban_dashboard.o_maintenance_team_kanban {
+.o_kanban_view.o_kanban_ungrouped.o_kanban_dashboard.o_maintenance_team_kanban {
     .o_kanban_record {
         width: 420px;
     }

addons/sales_team/static/src/less/sales_team_dashboard.less

@@ -4,8 +4,6 @@
     @sale-table-spacing: 10px;
 
     .o_kanban_record {
-        width: 450px;
-
         .o_sales_team_kanban_graph_section {
             .o_graph_linechart {
                 > svg {
@@ -63,9 +61,9 @@
         }
     }
 
-    &.o_kanban_grouped {
+    &.o_kanban_ungrouped {
         .o_kanban_record {
-            min-width: inherit;
+            width: 450px;
         }
     }
 }