fix(grid): use default arrow cursor on column header text

Author: dan-mirescu

projects/angular/components/ui-grid/src/ui-grid.component.html

@@ -164,7 +164,8 @@
                                [matTooltip]="column.title + (focusedColumnHeader ? ('\n' + column.description) : '')"
                                [matTooltipDisabled]="resizeManager.isResizing"
                                [attr.aria-label]="column.title + (column.description ? ('. ' + column.description) : '') + (column.sortable && intl.sortableMessage ? '. ' + intl.sortableMessage : '')"
-                               matTooltipClass="preserve-whitespace">
+                               matTooltipClass="preserve-whitespace"
+                               class="ui-grid-header-text">
                                 {{ column.title }}
                             </p>
 

projects/angular/components/ui-grid/src/ui-grid.component.scss

@@ -373,6 +373,10 @@ ui-grid {
                 p {
                     @extend %ellipse;
                 }
+
+                .ui-grid-header-text {
+                    cursor: default;
+                }
             }
 
             .ui-grid-cell-content {