L #-: Adjustments for GH actions smoke tests

(cherry picked from commit 0e29710e1e720b767b219262061c1fa7b28c78f6)

.github/workflows/smoke_tests.yml

@@ -1,26 +1,12 @@
-# This is a basic workflow to help you get started with Actions
-
-name: CI
+name: OpenNebula Smoke Tests
 
 # Controls when the action will run.
-on:
-  # Triggers the workflow on push or pull request events but only for the master branch
-  push:
-    branches: [ master ]
-  pull_request:
-    branches: [ master ]
+on: [push, pull_request, workflow_dispatch]
 
-  # Allows you to run this workflow manually from the Actions tab
-  workflow_dispatch:
-
-# A workflow run is made up of one or more jobs that can run sequentially or in parallel
 jobs:
-  # This workflow contains a single job called "build"
-  build:
-    # The type of runner that the job will run on
+  smoke-tests:
     runs-on: ubuntu-latest
 
-    # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1