Added a test hook for sensors page

Signed-off-by: Sandeepa Singh <sandeepa.singh@ibm.com>
Change-Id: I4a560f0c960290ada4cd4148011ae40d3129a7c6
diff --git a/src/views/Health/Sensors/Sensors.vue b/src/views/Health/Sensors/Sensors.vue
index 2f9a7ef..8bc4e22 100644
--- a/src/views/Health/Sensors/Sensors.vue
+++ b/src/views/Health/Sensors/Sensors.vue
@@ -5,6 +5,7 @@
       <b-col sm="6" md="5" xl="4">
         <search
           :placeholder="$t('pageSensors.searchForSensors')"
+          data-test-id="sensors-input-searchForSensors"
           @change-search="onChangeSearchInput"
           @clear-search="onClearSearchInput"
         />