refactor: remove unused environment variables and cleanup test step

Author: dlidstrom

.github/workflows/build.yml

@@ -61,13 +61,9 @@ jobs:
           npm install -g bats
 
       - name: Tests
-        env:
-          DATABASE_HOST: localhost
-          DATABASE_PORT: 5433
         run: |
           mkdir test-results
           bats . --verbose-run --print-output-on-failure --report-formatter junit --output test-results
-          ls -lah test-results
 
       - name: Restore dependencies
         run: dotnet restore