Fix localization for microsoft-teams

ui-ngx/src/assets/locale/locale.constant-en_US.json

@@ -2966,8 +2966,8 @@
             "email-preview": "Email notification preview",
             "slack": "Slack",
             "slack-preview": "Slack notification preview",
-            "microsoft-teams": "Microsoft teams",
+            "microsoft-teams": "Microsoft Teams",
-            "microsoft-teams-preview": "Microsoft teams notification preview",
+            "microsoft-teams-preview": "Microsoft Teams notification preview",
             "sms": "SMS",
             "sms-preview": "SMS notification preview",
             "web": "Web",