Add test hooks to server LED page

-Added test id to switch component.

Signed-off-by: Suren Neware <sneware9@in.ibm.com>
Change-Id: I86f7f6d24f2ec70623d9c537755f5760052046cd
diff --git a/src/views/Control/ServerLed/ServerLed.vue b/src/views/Control/ServerLed/ServerLed.vue
index f2e31fc..b2eab0e 100644
--- a/src/views/Control/ServerLed/ServerLed.vue
+++ b/src/views/Control/ServerLed/ServerLed.vue
@@ -7,6 +7,7 @@
           <b-form-group :label="$t('pageServerLed.serverLedSubTitle')">
             <b-form-checkbox
               v-model="indicatorLed"
+              data-test-id="serverLed-checkbox-switchIndicatorLed"
               name="check-button"
               value="Lit"
               unchecked-value="Off"