Properly copy the role path when the IncludeRole object is copied

This exposed some additional errors in logic in IncludeFile, which
had to be fixed to deal with the fact that the role path (unlike paths
from includes) are always absolute paths.

Fixes #27345

lib/ansible/playbook/role_include.py

@@ -127,6 +127,7 @@ class IncludeRole(TaskInclude):
         new_me._from_files = self._from_files.copy()
         new_me._parent_role = self._parent_role
         new_me._role_name = self._role_name
+        new_me._role_path = self._role_path
 
         return new_me