feat: add row highlighting to table selections

Author: jake-bassett

projects/components/src/table/table.component.scss

@@ -48,7 +48,7 @@ $header-height: 32px;
   }
 
   &.selected-row {
-    background: $gray-1;
+    background: $blue-1;
     border-bottom: 1px solid $blue-2;
     border-top: 1px solid $blue-2;
 

projects/components/src/table/table.component.ts

@@ -678,7 +678,6 @@ export class TableComponent
 
   public shouldHighlightRowAsSelection(row: StatefulTableRow): boolean {
     return (
-      this.selectionMode !== TableSelectionMode.Multiple &&
       this.selections !== undefined &&
       this.selections.find(selection => TableCdkRowUtil.isEqualExceptState(selection, row)) !== undefined
     );