fix: update pezkuwi-ui dependencies to 3.17.1 and fix type issues

- Update @pezkuwi/react-identicon, ui-shared, ui-settings, ui-keyring, react-qr to ^3.17.1
- Fix westendMetadata → zagrosMetadata imports in test files
- Remove backward compatibility for polkadot/substrate themes in Identicon.tsx
- Add proper Network[] type annotation to legerChains.ts

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

package.json

@@ -68,8 +68,8 @@
     "@pezkuwi/types-create": "^16.5.6",
     "@pezkuwi/types-known": "^16.5.6",
     "@pezkuwi/types-support": "^16.5.6",
-    "@pezkuwi/ui-keyring": "^3.16.8",
-    "@pezkuwi/ui-shared": "^3.16.8",
+    "@pezkuwi/ui-keyring": "^3.17.1",
+    "@pezkuwi/ui-shared": "^3.17.1",
     "@pezkuwi/util": "^14.0.7",
     "@pezkuwi/util-crypto": "^14.0.7",
     "@pezkuwi/x-bigint": "^14.0.7",