Update hugo.toml

Author: uwefassnacht

hugo.toml

@@ -1,10 +1,12 @@
 baseURL = "https://IBM.github.io/CodeEngine/"
 title = "Code Engine Dev Blog"
-theme = "blowfish"
-languageCode = "en"
-defaultContentLanguage = "en"
 
-# Instructs Hugo to build using Go modules to fetch Blowfish remotely
+# Fixes the Hugo deprecation warning
+locale = "en-us"
+
+# Tells Hugo to use the module engine instead of looking for a local /themes folder
+theme = "github.com/nunocoracao/blowfish/v2"
+
 [module]
   [[module.imports]]
     path = "github.com/nunocoracao/blowfish/v2"