ci: use .nvmrc for node-setup node-version in github actions (#10619)

* chore: add node version pinning with .nvmrc and volta for the typescript sdk

* ci: add missing setup-node actions and use .nvmrc for setup-node node-version

.github/workflows/sdk.yml

@@ -19,7 +19,7 @@ jobs:
       # Setup .npmrc file to publish to npm
       - uses: actions/setup-node@v4
         with:
-          node-version: '20.x'
+          node-version-file: './open-api/typescript-sdk/.nvmrc'
           registry-url: 'https://registry.npmjs.org'
       - name: Install deps
         run: npm ci