Change in coreboot[master]: mb/google/brya: Update controller field for tbt_dma entries

[Maulik V Vaghela (Code Review)]

Attention is currently required from: Furquan Shaikh, Tim Wawrzynczak.
Maulik V Vaghela has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/55946 )

Change subject: mb/google/brya: Update controller field for tbt_dma entries
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Patch Set 2:

(1 comment)

File src/mainboard/google/brya/variants/brya0/overridetree.cb:

https://review.coreboot.org/c/coreboot/+/55946/comment/7eb02ca1_1e5536f3 
PS1, Line 145:  .group = ACPI_PLD_GROUP(1, 1),
             : 					       .controller = 0,
> Good call, that makes for a better interface. […]

Ack
Yes Tim, we were supposed to give DMA controller number but that was just to get correct port number.
Thank you Tim and Furquan for review. Interface is better now 😊