Rebrand: Update chainType substrate → bizinikiwi, bump to 0.62.14

- Update chainType from 'substrate' to 'bizinikiwi' in extension-inject/types.ts
- Update default icon from 'substrate' to 'bizinikiwi' in extension-chains/bundle.ts
- Bump all extension packages to version 0.62.14
- Add *.zip to .gitignore

package.json

@@ -14,7 +14,7 @@
   },
   "sideEffects": false,
   "type": "module",
-  "version": "0.62.12",
+  "version": "0.62.14",
   "versions": {
     "git": "0.62.6",
     "npm": "0.62.6"