lib/utils: Remove unused PYEXEC_SWITCH_MODE from pyexec.h.
It was made obsolete by commit
@@ -41,7 +41,6 @@ extern pyexec_mode_kind_t pyexec_mode_kind;
extern int pyexec_system_exit;
#define PYEXEC_FORCED_EXIT (0x100)
-#define PYEXEC_SWITCH_MODE (0x200)
int pyexec_raw_repl(void);
int pyexec_friendly_repl(void);
