fix(grid): don't override compact excel-filter checkbox label typography

Author: simeonoff

projects/igniteui-angular/grids/core/src/filtering/excel-style/themes/_base.scss

@@ -430,10 +430,6 @@ $checkbox-indent: (
                     @include type-style('body-2');
                 }
             }
-
-            .igx-checkbox__label {
-                @include type-style('body-2');
-            }
         }
 
         @include e(menu, $m: cosy) {