chore: improve the rxjs imports

Author: nzbin

projects/docs/src/app/shared/theme-picker/theme-picker.ts

@@ -11,8 +11,7 @@ import {
 } from '@angular/core';
 import { MatIconModule } from '@angular/material/icon';
 import { ActivatedRoute, ParamMap } from '@angular/router';
-import { fromEvent, Subscription } from 'rxjs';
-import { filter, map } from 'rxjs/operators';
+import { filter, fromEvent, map, Subscription } from 'rxjs';
 import { StyleManager } from '../style-manager/style-manager';
 import { DocsSiteTheme, ThemeStorage } from './theme-storage';
 

projects/gui/file-uploader/file-uploader.ts

@@ -18,7 +18,7 @@ import { MatIconButton } from '@angular/material/button';
 import { MatFormField, MatHint, MatPrefix, MatSuffix } from '@angular/material/form-field';
 import { MatIcon } from '@angular/material/icon';
 import { MatInput } from '@angular/material/input';
-import { finalize } from 'rxjs/operators';
+import { finalize } from 'rxjs';
 
 import { GuiFieldLabel } from '../field-label/field-label';
 import { GuiIconsRegistry } from '../gui-icons';