[3.8] bpo-37947: Adjust correctly the recursion level in symtable for named expressions (GH-15499) (GH-15515)

(cherry picked from commit 0e4ea16336685cf3fa353d8c54af59b45b2d5c33)

Co-authored-by: Pablo Galindo <Pablogsal@gmail.com>
2 files changed