Adding saucelabs secrets

Author: stevewalton28

.github/workflows/maven.yml

@@ -13,7 +13,9 @@ jobs:
   build:
 
     runs-on: ubuntu-latest
-
+    env:
+      SAUCE_USERNAME: ${{ secrets.SAUCE_USERNAME }}
+      SAUCE_ACCESS_KEY: ${{ secrets.SAUCE_ACCESS_KEY }}
     steps:
     - uses: actions/checkout@v2
     - name: Set up JDK 14