fix(15674): ESF to show unique time values (#15715)

Co-authored-by: Stamen Stoychev <[email protected]>
Co-authored-by: Teodosia Hristodorova <[email protected]>

Author: 3 people

projects/igniteui-angular/src/lib/data-operations/filtering-strategy.ts

@@ -194,7 +194,7 @@ export abstract class BaseFilteringStrategy implements IFilteringStrategy  {
                 item.value = key ? new Date(key) : key;
             } else if (column.dataType === GridColumnDataType.Time) {
                 const date = key ? new Date(key) : key;
-                key = date ? new Date().setHours(date.getHours(), date.getMinutes(), date.getSeconds()) : key;
+                key = date ? new Date().setHours(date.getHours(), date.getMinutes(), date.getSeconds(), date.getMilliseconds()) : key;
                 item.value = key ? new Date(key) : key;
             } else if (column.dataType === GridColumnDataType.Date) {
                 const date = key ? new Date(key) : key;