fix(query-builder): remove unused import & format component imports

Author: teodosiah

projects/igniteui-angular/src/lib/query-builder/query-builder-drag.service.ts

@@ -1,6 +1,6 @@
 import { filter, fromEvent, sampleTime, Subscription, tap } from 'rxjs';
 import { IgxQueryBuilderTreeComponent } from './query-builder-tree.component';
-import { ElementRef, Inject, Injectable } from '@angular/core';
+import { ElementRef, Injectable } from '@angular/core';
 import { ExpressionGroupItem, ExpressionItem, QueryBuilderSelectors } from './query-builder.common';
 
 const DEFAULT_SET_Z_INDEX_DELAY = 10;

projects/igniteui-angular/src/lib/query-builder/query-builder-tree.component.ts

@@ -68,41 +68,41 @@ const DEFAULT_CHIP_FOCUS_DELAY = 50;
     templateUrl: './query-builder-tree.component.html',
     host: { 'class': 'igx-query-builder-tree' },
     imports: [
-    DatePipe,
-    FormsModule,
-    IgxButtonDirective,
-    IgxCheckboxComponent,
-    IgxChipComponent,
-    IgxComboComponent,
-    IgxComboHeaderDirective,
-    IgxDatePickerComponent,
-    IgxDateTimeEditorDirective,
-    IgxDialogComponent,
-    IgxDragIgnoreDirective,
-    IgxDropDirective,
-    IgxDropDownComponent,
-    IgxDropDownItemComponent,
-    IgxDropDownItemNavigationDirective,
-    IgxFieldFormatterPipe,
-    IgxIconButtonDirective,
-    IgxIconComponent,
-    IgxInputDirective,
-    IgxInputGroupComponent,
-    IgxOverlayOutletDirective,
-    IgxPickerClearComponent,
-    IgxPickerToggleComponent,
-    IgxPrefixDirective,
-    IgxSelectComponent,
-    IgxSelectItemComponent,
-    IgxTimePickerComponent,
-    IgxTooltipDirective,
-    IgxTooltipTargetDirective,
-    NgClass,
-    NgTemplateOutlet
-],
-providers: [
-    IgxQueryBuilderDragService
-]
+        DatePipe,
+        FormsModule,
+        IgxButtonDirective,
+        IgxCheckboxComponent,
+        IgxChipComponent,
+        IgxComboComponent,
+        IgxComboHeaderDirective,
+        IgxDatePickerComponent,
+        IgxDateTimeEditorDirective,
+        IgxDialogComponent,
+        IgxDragIgnoreDirective,
+        IgxDropDirective,
+        IgxDropDownComponent,
+        IgxDropDownItemComponent,
+        IgxDropDownItemNavigationDirective,
+        IgxFieldFormatterPipe,
+        IgxIconButtonDirective,
+        IgxIconComponent,
+        IgxInputDirective,
+        IgxInputGroupComponent,
+        IgxOverlayOutletDirective,
+        IgxPickerClearComponent,
+        IgxPickerToggleComponent,
+        IgxPrefixDirective,
+        IgxSelectComponent,
+        IgxSelectItemComponent,
+        IgxTimePickerComponent,
+        IgxTooltipDirective,
+        IgxTooltipTargetDirective,
+        NgClass,
+        NgTemplateOutlet
+    ],
+    providers: [
+        IgxQueryBuilderDragService
+    ]
 })
 export class IgxQueryBuilderTreeComponent implements AfterViewInit, OnDestroy {
     /**