Fixes IDEA-369220 JSpecify support - wrong warning when Nullable method is declared in NullMarked scope and overridden
(cherry picked from commit 50163bfda72bd1f583dda644c668b78859fac022)
IJ-CR-159281
GitOrigin-RevId: fc33b9c9f8ae165baba5a70c00b91267e57d68b1