Change in coreboot[master]: [WIP]mb/google/brya/var/kano: exchange i2c port for touchscreen/cr50

[David Wu (Code Review)]

Attention is currently required from: Tim Wawrzynczak, Nick Vaccaro.
David Wu has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/59473 )

Change subject: [WIP]mb/google/brya/var/kano: exchange i2c port for touchscreen/cr50
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Patch Set 3:

(2 comments)

File src/mainboard/google/brya/Kconfig:

https://review.coreboot.org/c/coreboot/+/59473/comment/12849fe3_73e9aed6 
PS3, Line 79: 	default 0x1 if BOARD_GOOGLE_KANO
Hi Tim and Nick,
Could you advice how to set "DRIVER_TPM_I2C_BUS" by FW config or board ID in Kconfig ? Thanks. 
Ex: If the board ID is 1 or 0 and then set "DRIVER_TPM_I2C_BUS" to 1 or 3.

File src/mainboard/google/brya/variants/kano/overridetree.cb:

https://review.coreboot.org/c/coreboot/+/59473/comment/b4c918c7_baebd704 
PS1, Line 14:
> nit: remove extra space

Done