Rebrand: polkadot → pezkuwi internal references fixed

- Fixed internal @polkadot references to @pezkuwi
- Updated hw-ledger and hw-ledger-transports packages
- Updated keyring and networks packages
- Version 14.0.7

packages/util/src/packageDetect.ts

@@ -1,7 +1,7 @@
-// Copyright 2017-2025 @polkadot/util authors & contributors
+// Copyright 2017-2026 @pezkuwi/util authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-// Do not edit, auto-generated by @polkadot/dev
+// Do not edit, auto-generated by @pezkuwi/dev
 // (packageInfo imports will be kept as-is, user-editable)
 
 import { packageInfo as decoderInfo } from '@pezkuwi/x-textdecoder';