fix(release): bump Node to 22 for pnpm v11 compatibility

pnpm v11 (latest) requires Node >= 22.13; Node 20 caused
ERR_UNKNOWN_BUILTIN_MODULE: node:sqlite on install.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

.gitea/workflows/release.yml

@@ -308,7 +308,7 @@ jobs:
 
       - uses: actions/setup-node@v4
         with:
-          node-version: '20'
+          node-version: '22'
 
       - uses: pnpm/action-setup@v4
         with: