Added toast notification for identify LEDs

- Added success toast notification messages for identify
  LEDs present at Inventory and LEDs page and Overview.

- Import of Toast was not present in Overview's Inventory
  card and DIMM slot table, fixed it.

Signed-off-by: Nikhil Ashoka <a.nikhil@ibm.com>
Change-Id: If9ad84e66f6f15616cb8af51b1e84d8d06b1afd0
diff --git a/src/views/HardwareStatus/Inventory/InventoryTableAssembly.vue b/src/views/HardwareStatus/Inventory/InventoryTableAssembly.vue
index b4010bf..b9f59cc 100644
--- a/src/views/HardwareStatus/Inventory/InventoryTableAssembly.vue
+++ b/src/views/HardwareStatus/Inventory/InventoryTableAssembly.vue
@@ -143,6 +143,7 @@
           memberId: row.id,
           identifyLed: row.identifyLed,
         })
+        .then((message) => this.successToast(message))
         .catch(({ message }) => this.errorToast(message));
     },
     hasIdentifyLed(identifyLed) {