fix(API): scopes were used illegally

Which caused a compile error. This was fixed by assuring the code
uses the same function to determine whether or not scopes are present
per method.

[skip ci]

src/mako/api/lib/rbuild.mako

@@ -6,7 +6,7 @@
                       rust_copy_value_s, is_required_property, organize_params, REQUEST_VALUE_PROPERTY_NAME,
                       build_all_params, rb_type_params_s, hub_type_params_s, mb_type_params_s, mb_additional_type_params, 
                       struct_type_bounds_s, METHODS_RESOURCE, SPACES_PER_TAB, prefix_all_but_first_with,
-                      METHODS_BUILDER_MARKER_TRAIT, remove_empty_lines)
+                      METHODS_BUILDER_MARKER_TRAIT, remove_empty_lines, method_default_scope)
 %>\
 <%namespace name="util" file="../../lib/util.mako"/>\
 <%namespace name="lib" file="lib.mako"/>\
@@ -108,7 +108,7 @@ impl${rb_params} ${ThisType} {
             ${property(p.name)}: Default::default(),
             % endfor
 % for prop_key, custom_name in api.properties.iteritems():
-            % if prop_key == 'scopes' and (not auth or not auth.oauth2):
+            % if prop_key == 'scopes' and not method_default_scope(m):
 <% continue %>\
             % endif
             ${custom_name}: Default::default(),