Issue #510: Test automation script modified

Signed-off-by: Bhagyashree-shetty <Bhagyashree_Shetty@dellteam.com>

control_plane/test/test_ethernet_inventory

@@ -11,6 +11,7 @@
 #  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 #  See the License for the specific language governing permissions and
 #  limitations under the License.
+---
 
 [ethernet]
 100.96.23.241