Fixed radio buttons arrangement issue

- The contents in the Power restore policies were not listed
  in a new line for large or extra large screens, Fixed
  this by using stacked prop.

Signed-off-by: Nikhil Ashoka <[email protected]>
Change-Id: I30ec1206a929137fc6635d602944cd80d2c2805f

Author: Nikhil-Ashoka

src/views/Settings/PowerRestorePolicy/PowerRestorePolicy.vue

@@ -9,6 +9,7 @@
             v-model="currentPowerRestorePolicy"
             :options="options"
             name="power-restore-policy"
+            stacked
           ></b-form-radio-group>
         </b-form-group>
       </b-col>