Add loading bar to Overview page

Signed-off-by: Yoshie Muranaka <yoshiemuranaka@gmail.com>
Change-Id: I47ef77dda6b348c854e875aa458acfa44e287c49
diff --git a/src/store/modules/Configuration/FirmwareStore.js b/src/store/modules/Configuration/FirmwareStore.js
index b76748f..cae74eb 100644
--- a/src/store/modules/Configuration/FirmwareStore.js
+++ b/src/store/modules/Configuration/FirmwareStore.js
@@ -17,8 +17,8 @@
       (state.hostFirmwareVersion = hostFirmwareVersion)
   },
   actions: {
-    getBmcFirmware({ commit }) {
-      api
+    async getBmcFirmware({ commit }) {
+      return await api
         .get('/redfish/v1/Managers/bmc')
         .then(response => {
           const bmcFirmwareVersion = response.data.FirmwareVersion;
@@ -28,8 +28,8 @@
           console.log(error);
         });
     },
-    getHostFirmware({ commit }) {
-      api
+    async getHostFirmware({ commit }) {
+      return await api
         .get('/redfish/v1/Systems/system')
         .then(response => {
           const hostFirmwareVersion = response.data.BiosVersion;