message: fix(actions): only use one node version
diff: @@ -9,7 +9,7 @@ jobs:
  strategy:
  matrix:
  - node-version: [8.x, 10.x, 12.x]
  + node-version: [12.x]
  sample-name: [complex-sample, simple-sample, typeorm-sample, typeorm-graphql-sample]
  steps:
  