gh-106797: Remove warning logs from Python/generated_cases.c.h and executor_cases.c.h

[corona10]

It was detected during the PyCon KR sprint from the mentee's compiler.

• Issue: Python/generated_cases.c.h emits compiler warnings #106797

[corona10]

Compiler warn logs from PGO build

Python/generated_cases.c.h:3597:37: warning: code will never be executed [-Wunreachable-code] stack_pointer[-1 - (0 ? 1 : 0)] = attr; ^ Python/generated_cases.c.h:3597:33: note: silence by adding parentheses to mark code as explicitly dead stack_pointer[-1 - (0 ? 1 : 0)] = attr; ^ /* DISABLES CODE */ ( ) Python/generated_cases.c.h:3577:37: warning: code will never be executed [-Wunreachable-code] stack_pointer[-1 - (0 ? 1 : 0)] = attr; ^ Python/generated_cases.c.h:3577:33: note: silence by adding parentheses to mark code as explicitly dead stack_pointer[-1 - (0 ? 1 : 0)] = attr; ^ /* DISABLES CODE */ ( ) Python/generated_cases.c.h:2254:37: warning: code will never be executed [-Wunreachable-code] stack_pointer[-1 - (0 ? 1 : 0)] = attr; ^ Python/generated_cases.c.h:2254:33: note: silence by adding parentheses to mark code as explicitly dead stack_pointer[-1 - (0 ? 1 : 0)] = attr; ^ /* DISABLES CODE */ ( ) In file included from Python/executor.c:84: Python/executor_cases.c.h:1516:37: warning: code will never be executed [-Wunreachable-code] stack_pointer[-1 - (0 ? 1 : 0)] = attr; ^ Python/executor_cases.c.h:1516:33: note: silence by adding parentheses to mark code as explicitly dead stack_pointer[-1 - (0 ? 1 : 0)] = attr; ^ /* DISABLES CODE */ ( ) 

[gvanrossum]

Thanks!