[urlpublishing] handle sub-types in RestPathEvaluator
Since commit 31a1813d53f3 "[entity/url publishing] fetch_rqlst should
use 'is_instance_of' instead of 'is'", the RestPathEvaluator's input
rset can have more than one etype, so it can't always use sameetypelist.
Related to #3825488
[MESSAGES CONTROL]
disable-msg = C0301
[VARIABLES]
# Enable / disable this checker
enable-variables = yes
additional-builtins = _, display_name
[BASIC]
required-attributes=
attr-rgx = (w|[a-z_][a-z0-9_]{2,30})
variable-rgx = (w|[a-z_][a-z0-9_]{2,30})$
argument-rgx = (w|[a-z_][a-z0-9_]{2,30})$
[TYPECHECK]
generated-members=debug,info,notice,warning,error,critical,exception