Use supported actions/setup-node input name

The `version` input name previously in use has been deprecated in favor of `node-version` and is no longer supported:

https://github.com/actions/setup-node/blob/v2.1.5/action.yml#L27

Author: per1234

.github/workflows/test-typescript-task.yml

@@ -22,7 +22,7 @@ jobs:
       - name: Set Node.js 10.x
         uses: actions/setup-node@v2
         with:
-          version: 10.x
+          node-version: 10.x
 
       - name: Install Task
         uses: arduino/actions/setup-taskfile@master