AMBARI-4449. Minor label change for Tez. (yusaku)

ambari-web/app/data/service_components.js

@@ -103,7 +103,7 @@ module.exports = new Ember.Set([
   {
     service_name: 'TEZ',
     component_name: 'TEZ_CLIENT',
-    display_name: 'TEZ Client',
+    display_name: 'Tez Client',
     isMaster: false,
     isClient: true,
     description: ''

ambari-web/app/data/services.js

@@ -62,7 +62,7 @@ module.exports = [
   },
   {
     serviceName: 'TEZ',
-    displayName: 'TEZ',
+    displayName: 'Tez',
     isDisabled: false,
     isSelected: true,
     canBeSelected: true,