Remove end year from licenses

ts/shims/Whisper.ts

@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Signal Messenger, LLC
+// Copyright 2019 Signal Messenger, LLC
 // SPDX-License-Identifier: AGPL-3.0-only
 
 export function showSettings(): void {

ts/shims/dispatchItemsMiddleware.ts

@@ -1,4 +1,4 @@
-// Copyright 2021-2022 Signal Messenger, LLC
+// Copyright 2021 Signal Messenger, LLC
 // SPDX-License-Identifier: AGPL-3.0-only
 
 import { ipcRenderer } from 'electron';

ts/shims/events.ts

@@ -1,4 +1,4 @@
-// Copyright 2019-2022 Signal Messenger, LLC
+// Copyright 2019 Signal Messenger, LLC
 // SPDX-License-Identifier: AGPL-3.0-only
 
 // Matching Whisper.events.trigger API

ts/shims/showConfirmationDialog.tsx

@@ -1,4 +1,4 @@
-// Copyright 2015-2021 Signal Messenger, LLC
+// Copyright 2015 Signal Messenger, LLC
 // SPDX-License-Identifier: AGPL-3.0-only
 
 // This file is here temporarily while we're switching off of Backbone into

ts/shims/socketStatus.ts

@@ -1,4 +1,4 @@
-// Copyright 2020-2021 Signal Messenger, LLC
+// Copyright 2020 Signal Messenger, LLC
 // SPDX-License-Identifier: AGPL-3.0-only
 
 import type { SocketStatus } from '../types/SocketStatus';

ts/shims/storage.ts

@@ -1,4 +1,4 @@
-// Copyright 2019-2020 Signal Messenger, LLC
+// Copyright 2019 Signal Messenger, LLC
 // SPDX-License-Identifier: AGPL-3.0-only
 
 import type { StorageAccessType } from '../types/Storage.d';

ts/shims/textsecure.ts

@@ -1,4 +1,4 @@
-// Copyright 2019-2022 Signal Messenger, LLC
+// Copyright 2019 Signal Messenger, LLC
 // SPDX-License-Identifier: AGPL-3.0-only
 
 import * as log from '../logging/log';

ts/shims/themeChanged.ts

@@ -1,4 +1,4 @@
-// Copyright 2021-2022 Signal Messenger, LLC
+// Copyright 2021 Signal Messenger, LLC
 // SPDX-License-Identifier: AGPL-3.0-only
 
 import { getThemeType } from '../util/getThemeType';