fix(filter-field): Fixes an issue where the range stayed open when da…

…tasource updated.

When the data is newly set, the currentDef of the filter field is reset. But because the range
overlay was open, it held the focus which meant that the stateChanges iteration was not executed,
as this only executes its logic when the filterfield has focus.

Relates to #1256

libs/barista-components/filter-field/src/filter-field.ts

@@ -1107,6 +1107,16 @@ export class DtFilterField<T = any>
             this._removeFilter(this._currentFilterValues);
             this._currentFilterValues = [];
             this._filterByLabel = '';
+
+            // If the current def is a range during the reset,
+            // we need to handle a couple of extra things about the range, i.e.
+            // closing it and restoring the focus.
+            if (isDtRangeDef(this._currentDef)) {
+              if (this._filterfieldRange.isOpen) {
+                this._filterfieldRangeTrigger.closePanel();
+                this.focus();
+              }
+            }
           }
           this._currentDef = def;
           this._updateControl();