Merge pull request #300 from mmulholla/WorkflowUbuntu

Change ubuntu version to 20.04

Author: mmulholla

.github/workflows/Build.yaml

@@ -8,7 +8,7 @@ on:
 jobs:
     build:
         name: Build artifacts
-        runs-on: ubuntu-latest
+        runs-on: ubuntu-20.04
 
         steps:
             - name: Checkout code