Merge pull request #83 from per1234/update-runner

Bump Linux runner version for build workflow

Author: per1234

.github/workflows/build.yml

@@ -20,7 +20,7 @@ jobs:
     strategy:
       matrix:
         config:
-          - os: ubuntu-16.04
+          - os: ubuntu-18.04
             ExecutableSuffix: ''
             Exports: ''
           - os: macos-latest