[S] Change in coreboot[master]: util/lint/kconfig_lint: Exclude site-local directory by default

[9elements QA (Code Review)]

9elements QA has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/77138?usp=email )

Change subject: util/lint/kconfig_lint: Exclude site-local directory by default
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Patch Set 2:

Automatic boot test returned (PASS/FAIL/TOTAL): 6 / 6 / 12

FAIL: x86_32  "Hermes CFL" , build config PRODRIVE_HERMES_ 
     and payload TianoCore_UefiPayloadPkg : https://lava.9esec.io/r/179126
FAIL: x86_32  "Hermes CFL" , build config PRODRIVE_HERMES 
     and payload TianoCore_UefiPayloadPkg : https://lava.9esec.io/r/179124
FAIL: x86_64  "HP Compaq 8200 Elite SFF PC" , build config HP_COMPAQ_8200_ELITE_SFF_PC.X86_64 
     and payload TianoCore : https://lava.9esec.io/r/179123
FAIL: x86_32  "HP Compaq 8200 Elite SFF PC" , build config HP_COMPAQ_8200_ELITE_SFF_PC 
     and payload TianoCore : https://lava.9esec.io/r/179122
FAIL: x86_32  "QEMU x86 q35/ich9" , build config EMULATION_QEMU_X86_Q35_SMM_TSEG 
     and payload TianoCore : https://lava.9esec.io/r/179121
PASS: x86_32  "QEMU x86 q35/ich9" , build config EMULATION_QEMU_X86_Q35_SMM_TSEG 
     and payload SeaBIOS : https://lava.9esec.io/r/179120
FAIL: x86_32  "QEMU x86 q35/ich9" , build config EMULATION_QEMU_X86_Q35 
     and payload TianoCore : https://lava.9esec.io/r/179119
PASS: x86_32  "QEMU x86 q35/ich9" , build config EMULATION_QEMU_X86_Q35 
     and payload SeaBIOS : https://lava.9esec.io/r/179118
PASS: x86_64  "QEMU x86 i440fx/piix4" , build config EMULATION_QEMU_X86_I440FX_X86_64 
     and payload SeaBIOS : https://lava.9esec.io/r/179117
PASS: x86_32  "QEMU x86 i440fx/piix4" , build config EMULATION_QEMU_X86_I440FX_ASAN 
     and payload SeaBIOS : https://lava.9esec.io/r/179116
PASS: x86_32  "QEMU x86 i440fx/piix4" , build config EMULATION_QEMU_X86_I440FX_ 
     and payload SeaBIOS : https://lava.9esec.io/r/179115
PASS: x86_32  "QEMU x86 i440fx/piix4" , build config EMULATION_QEMU_X86_I440FX 
     and payload SeaBIOS : https://lava.9esec.io/r/179114

Please note: This test is under development and might not be accurate at all!