Adding new ca-west-1 AWS region

Source commit: e8c7186d6e205bc1bd863a006e275366cfab59b2

source/forms/SiteAdvanced.dfm

@@ -1064,6 +1064,7 @@ object SiteAdvancedDialog: TSiteAdvancedDialog
               'ap-southeast-3'
               'ap-southeast-4'
               'ca-central-1'
+              'ca-west-1'
               'cn-north-1'
               'cn-northwest-1'
               'eu-central-1'