Rebrand: polkadot → pezkuwi build fixes

- Fixed TypeScript type assertion issues
- Updated imports from api-augment/substrate to api-augment/bizinikiwi
- Fixed imgConvert.mjs header and imports
- Added @ts-expect-error for runtime-converted types
- Fixed all @polkadot copyright headers to @pezkuwi

pezkuwi-sdk-ui/packages/apps-config/src/api/spec/genshiro.ts

@@ -1,7 +1,7 @@
-// Copyright 2017-2025 @polkadot/apps-config authors & contributors
+// Copyright 2017-2025 @pezkuwi/apps-config authors & contributors
 // SPDX-License-Identifier: Apache-2.0
 
-import type { OverrideBundleDefinition } from '@polkadot/types/types';
+import type { OverrideBundleDefinition } from '@pezkuwi/types/types';
 
 import { createDerives } from './equilibrium.js';