fix declaration of returned value for syntax doc

Author: laurent-esnault

Project/Sources/Methods/New OAuth2 provider.4dm

@@ -1,4 +1,4 @@
 //%attributes = {"invisible":true,"shared":true,"preemptive":"capable"}
-#DECLARE($inParameters : Object) : Object
+#DECLARE($inParameters : Object) : cs.OAuth2Provider
 
 return cs.OAuth2Provider.new($inParameters)

Project/Sources/Methods/New Office365 provider.4dm

@@ -1,4 +1,4 @@
 //%attributes = {"invisible":true,"shared":true,"preemptive":"capable"}
-#DECLARE($inProvider : cs.OAuth2Provider; $inParameters : Object) : Object
+#DECLARE($inProvider : cs.OAuth2Provider; $inParameters : Object) : cs.Office365
 
 return cs.Office365.new($inProvider; $inParameters)