fix: show no errors if users cancel lib install

Throwing and catching a `UserAbortError` is part of the natural flow. Closes arduino#2063 Signed-off-by: Akos Kitta <a.kitta@arduino.cc>

Author: Akos Kitta

arduino-ide-extension/src/browser/widgets/component-list/filterable-list-container.tsx

@@ -13,7 +13,7 @@ import {
 } from '../../../common/protocol/installable';
 import { ArduinoComponent } from '../../../common/protocol/arduino-component';
 import { SearchBar } from './search-bar';
-import { ListWidget } from './list-widget';
+import { ListWidget, UserAbortError } from './list-widget';
 import { ComponentList } from './component-list';
 import { ListItemRenderer } from './list-item-renderer';
 import {
@@ -148,6 +148,11 @@ export class FilterableListContainer<
  try {
  await install({ item, progressId, version });
  } catch (err) {
+ if (err instanceof UserAbortError) {
+ // Do not toast an error message on user abort.
+ // https://github.com/arduino/arduino-ide/issues/2063
+ return;
+ }
  const message = LibraryPackage.is(item) // TODO: this dispatch does not belong here
  ? libraryInstallFailed(name, version)
  : platformInstallFailed(name, version);