ci: switch to organization-level GH push token

Author: tsufiev

.github/workflows/release.yml

@@ -11,5 +11,5 @@ jobs:
     steps:
       - uses: yandex-cloud/ui-release-action@main
         with:
-          github-token: ${{ secrets.BOT_TOKEN }}
+          github-token: ${{ secrets.YDB_PLATFORM_BOT_TOKEN_REPO }}
           npm-token: ${{ secrets.NODE_AUTH_TOKEN }}