[XS] Change in coreboot[main]: x86/Kconfig: Select SSE2 for ARCH_ALL_STAGES_X86_64

[Felix Singer (Code Review)]

Attention is currently required from: Elyes Haouas, Jérémy Compostella.

Felix Singer has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/81021?usp=email )

Change subject: x86/Kconfig: Select SSE2 for ARCH_ALL_STAGES_X86_64
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Patch Set 1:

(2 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/81021/comment/fe61b4c2_22a2bef0 :
PS1, Line 7: x86/Kconfig: Select SSE2 for ARCH_ALL_STAGES_X86_64
How about:
```
arch/x86/Kconfig: Deduplicate SSE2 selection
```

File src/arch/x86/Kconfig:

https://review.coreboot.org/c/coreboot/+/81021/comment/1407a41c_f333e274 :
PS1, Line 45: 	select SSE2
Missed that