Fix "ActionView::Template::Error (wrong number of arguments (given 2, expected 1))" (#29914).

See: redmine/redmine@7de9711

Author: taikii

lib/redmine_tags/patches/api_template_handler_patch.rb

@@ -12,15 +12,19 @@ class << self
       end
 
       module ClassMethods
-        def call_with_redmine_tags(template)
+        def call_with_redmine_tags(template, source = nil)
           ActionController::Base.view_paths.each do |path|
             begin
               lines = File.readlines("#{path}/#{template.virtual_path}_with_tags.api.rsb")
               template.source.sub!(lines.last, lines.join) unless lines.empty?
             rescue Errno::ENOENT
             end
           end
-          call_without_redmine_tags(template)
+          if source.nil?
+            call_without_redmine_tags(template)
+          else
+            call_without_redmine_tags(template, source)
+          end
         end
       end
     end