chore(*): Update only if it's not in edit mode.

Author: MKirova

projects/igniteui-angular/src/lib/grids/cell.component.ts

@@ -926,7 +926,8 @@ export class IgxGridCellComponent implements OnInit, OnChanges, OnDestroy, CellT
                 this.highlight.lastSearchInfo.caseSensitive = this.grid.lastSearchInfo.caseSensitive;
                 this.highlight.lastSearchInfo.exactMatch = this.grid.lastSearchInfo.exactMatch;
             }
-            if (this.formControl && this.formControl.value !== changes.value.currentValue) {
+            const isInEdit = this.grid.rowEditable ? this.row.inEditMode : this.editMode;
+            if (this.formControl && this.formControl.value !== changes.value.currentValue && !isInEdit) {
                 this.formControl.setValue(changes.value.currentValue);
             }
         }