feat(vendor): disable traceback allocation in PYOPT=1 builds

[romanz]

Fixes #5526.

Requires trezor/micropython#27.

[github-actions]

en main(all)

model	device_test	click_test	persistence_test
T2T1	test(all) main(all)	test(all) main(all)	test(all) main(all)
T3B1	test(all) main(all)	test(all) main(all)	test(all) main(all)
T3T1	test(all) main(all)	test(all) main(all)	test(all) main(all)
T3W1	test(all) main(all)	test(all) main(all)	test(all) main(all)

Latest CI run: 17645830394

[romanz]

with PYOPT=0

$ arm-none-eabi-objdump -dC core/build/firmware/firmware.elf | grep mp_obj_exception_add_traceback
 80ac248:	f021 fa9c 	bl	80cd784 <mp_obj_exception_add_traceback>
 80ad50e:	f020 f939 	bl	80cd784 <mp_obj_exception_add_traceback>
080cd784 <mp_obj_exception_add_traceback>:
 80cd78a:	4b24      	ldr	r3, [pc, #144]	@ (80cd81c <mp_obj_exception_add_traceback+0x98>)
 80cd7a0:	bb20      	cbnz	r0, 80cd7ec <mp_obj_exception_add_traceback+0x68>
 80cd7aa:	b9e8      	cbnz	r0, 80cd7e8 <mp_obj_exception_add_traceback+0x64>
 80cd7ac:	4b1c      	ldr	r3, [pc, #112]	@ (80cd820 <mp_obj_exception_add_traceback+0x9c>)
 80cd7b4:	dd0f      	ble.n	80cd7d6 <mp_obj_exception_add_traceback+0x52>
 80cd7d6:	4b11      	ldr	r3, [pc, #68]	@ (80cd81c <mp_obj_exception_add_traceback+0x98>)
 80cd7e2:	d018      	beq.n	80cd816 <mp_obj_exception_add_traceback+0x92>
 80cd7ea:	e7e7      	b.n	80cd7bc <mp_obj_exception_add_traceback+0x38>
 80cd7f4:	dbe5      	blt.n	80cd7c2 <mp_obj_exception_add_traceback+0x3e>
 80cd7f6:	4b0a      	ldr	r3, [pc, #40]	@ (80cd820 <mp_obj_exception_add_traceback+0x9c>)
 80cd7fc:	d0eb      	beq.n	80cd7d6 <mp_obj_exception_add_traceback+0x52>
 80cd80a:	d0e4      	beq.n	80cd7d6 <mp_obj_exception_add_traceback+0x52>
 80cd814:	e7d5      	b.n	80cd7c2 <mp_obj_exception_add_traceback+0x3e>

with PYOPT=1

$ arm-none-eabi-objdump -dC core/build/firmware/firmware.elf | grep mp_obj_exception_add_traceback
<nothing is printed>