Fix typo in config.global.js

Change-Id: Ia20af987c0e3deb275eaa8ffb1a58e45fdbad9d1
Closes-bug: PROD-29812 (PROD:29812)
diff --git a/opencontrail/files/4.0/config.global.js b/opencontrail/files/4.0/config.global.js
index 01da5df..ade860a 100644
--- a/opencontrail/files/4.0/config.global.js
+++ b/opencontrail/files/4.0/config.global.js
@@ -139,7 +139,7 @@
 config.imageManager = {};
 config.imageManager.ip = '{{ web.identity.host }}';
 config.imageManager.port = '9292';
-config.imageManager.authProtocol = '{{ web.identity.protocol }};
+config.imageManager.authProtocol = '{{ web.identity.protocol }}';
 config.imageManager.apiVersion = ['v1', 'v2'];
 config.imageManager.strictSSL = false;
 config.imageManager.ca = '';