Add a missed PyErr_NoMemory() in symtable_new(). (GH-10576)


This missed PyErr_NoMemory() could cause a SystemError when calling
_symtable.symtable().
(cherry picked from commit ad65f15581173542f1d2a9968a63bee272510ce3)

Co-authored-by: Zackery Spytz <zspytz@gmail.com>
1 file changed