Update test.yaml

Author: polina-c

.github/workflows/test.yaml

@@ -15,8 +15,8 @@ jobs:
     - name: secret
       env:
         MY_TEST_VAR: ${{ secrets.MY_TEST_VAR }}
-        MY_VAR_NAME: ${{ env.MY_VAR_NAME }}
+        MY_VAR_NAME: ${{ vars.MY_VAR_NAME }}
       run: |
         echo "MY_TEST_VAR has ${#MY_TEST_VAR} chars"
-        echo 'Hi ${{ env.MY_VAR_NAME }}'
+        echo 'Hi ${{ vars.MY_VAR_NAME }}'
         echo "Hi $MY_VAR_NAME"