Remove test/@types/sinon-esm.d.ts

Does not seem to be required anymore. Just importing from 'sinon' works
fine. And for `sinon.something` you can rely on typeRoots being present.

Change-Id: I297e5d5ff6d3c70eed57e01b7467df48355e0c9a
diff --git a/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view_test.ts b/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view_test.ts
index 6b63000..676e066 100644
--- a/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view_test.ts
+++ b/polygerrit-ui/app/elements/change/gr-change-view/gr-change-view_test.ts
@@ -90,7 +90,7 @@
 } from '@polymer/iron-test-helpers/mock-interactions';
 import {GrEditControls} from '../../edit/gr-edit-controls/gr-edit-controls';
 import {AppElementChangeViewParams} from '../../gr-app-types';
-import {SinonFakeTimers, SinonStubbedMember} from 'sinon/pkg/sinon-esm';
+import {SinonFakeTimers, SinonStubbedMember} from 'sinon';
 import {RestApiService} from '../../../services/gr-rest-api/gr-rest-api';
 import {CustomKeyboardEvent} from '../../../types/events';
 import {CommentThread, UIRobot} from '../../../utils/comment-util';
@@ -445,7 +445,7 @@
     const args = navigateToChangeStub.getCall(0).args;
     assert.equal(args[0], element._change);
     assert.equal(args[1], 10 as PatchSetNum);
-    assert.equal(args[2], 1 as PatchSetNum);
+    assert.equal(args[2], 1 as BasePatchSetNum);
   });
 
   test('_handleDiffBaseAgainstLeft', () => {
@@ -483,7 +483,7 @@
     assert(navigateToChangeStub.called);
     const args = navigateToChangeStub.getCall(0).args;
     assert.equal(args[1], 10 as PatchSetNum);
-    assert.equal(args[2], 3 as PatchSetNum);
+    assert.equal(args[2], 3 as BasePatchSetNum);
   });
 
   test('_handleDiffBaseAgainstLatest', () => {