message: fix node-mongodb label
diff: - include: node-mongodb/node-mongodb-single.yaml
  vars:
  - testname: "Node 10 - MONGODB SINGLE {{ cluster_type|upper }}"
  + testname: "Node 16 - MONGODB SINGLE {{ cluster_type|upper }}"
  node_version: 16
  db: mongodb
  git_repo_name: node-mongodb.git
  - include: node-mongodb/node-mongodb.yaml
  vars:
  - testname: "Node 10 - MONGODB DBAAAS {{ cluster_type|upper }}"
  + testname: "Node 16 - MONGODB DBAAS {{ cluster_type|upper }}"
  node_version: 16
  db: mongodb
  git_repo_name: node-mongodb.git
  