fix: attempt to pass the test properties via export

Signed-off-by: Matt Peterson <[email protected]>

.github/workflows/smoke-test.yaml

@@ -82,12 +82,8 @@ jobs:
       - name: Run application in background, capture logs in app.log
         run: |
           ls -la
-          echo "default app.properties values: "
-          cat app.properties
-          echo "mediator.ringBufferSize=1024" >> app.properties
-          echo "notifier.ringBufferSize=1024" >> app.properties
-          echo "augmented app.properties values: "
-          cat app.properties
+          export "mediator.ringBufferSize=1024"
+          export "notifier.ringBufferSize=1024"
 
           ${{ env.GRADLE_EXEC }} run 2> server/src/test/resources/app.log < /dev/null &
           echo "Application started with PID $APP_PID"