Update the objdiff-cli version that gets auto-downloaded by ninja

[joeyballentine]

3.4.1 is a little outdated, specifically in that it only has interactive output mode and no one-shot mode. 3.7.1 is latest

[github-actions]

main/dolphin/src/os/init/__start

	Section	From	To	Bytes
✅	.text	100.00%	100.00%	+/-0

	Function	From	To	Bytes
️⚠️	__check_pad3	100.00%	0.00%	--64
️⚠️	__set_debug_bba	100.00%	0.00%	--12
️⚠️	__get_debug_bba	100.00%	0.00%	--8
️⚠️	__start	100.00%	0.00%	--348
️⚠️	__init_registers	100.00%	0.00%	--144
️⚠️	__init_data	100.00%	0.00%	--192

main/dolphin/src/os/init/__ppc_eabi_init

	Section	From	To	Bytes
✅	.text	100.00%	100.00%	+/-0

	Function	From	To	Bytes
️⚠️	__init_hardware	100.00%	0.00%	--36
️⚠️	__flush_cache	100.00%	0.00%	--52

main/debugger/embedded/MetroTRK/Portable/serpoll

	Section	From	To	Bytes
️⚠️	.bss	100.00%	83.33%	--3

	Function	From	To	Bytes

main/Runtime/__mem

	Section	From	To	Bytes

	Function	From	To	Bytes
️⚠️	memset	100.00%	0.00%	--48
️⚠️	__fill_mem	100.00%	0.00%	--184
️⚠️	memcpy	100.00%	0.00%	--80

main/debugger/embedded/MetroTRK/Portable/mem_TRK

	Section	From	To	Bytes
✅	.text	100.00%	100.00%	+/-0

	Function	From	To	Bytes
️⚠️	TRK_memset	100.00%	0.00%	--48
️⚠️	TRK_memcpy	100.00%	0.00%	--36

main/debugger/embedded/MetroTRK/Processor/ppc/Generic/targimpl

	Section	From	To	Bytes
️⚠️	.bss	100.00%	99.86%	--2

	Function	From	To	Bytes

main/debugger/embedded/MetroTRK/Os/dolphin/dolphin_trk

	Section	From	To	Bytes
📈	.text	51.14%	85.35%	+117

	Function	From	To	Bytes
️⚠️	__TRK_reset	10.84%	0.00%	--31

main/debugger/embedded/MetroTRK/Os/dolphin/dolphin_trk_glue

	Section	From	To	Bytes
️⚠️	.bss	100.00%	99.82%	--16

	Function	From	To	Bytes