update templating dependency

Author: sandorfr

src/GeekLearning.Email/project.json

@@ -13,7 +13,7 @@
     "Microsoft.Extensions.Options": "1.0.0-rc2-final",
     "Microsoft.Extensions.Caching.Abstractions": "1.0.0-rc2-final",
     "Newtonsoft.Json": "8.0.3",
-    "GeekLearning.Templating": "0.3.0-beta0001"
+    "GeekLearning.Templating": "0.3.0-beta0002"
   },
 
   "frameworks": {