Change in coreboot[master]: drivers/intel/usb4/retimer: Add function to correct EC port mapping

[Tim Wawrzynczak (Code Review)]

Attention is currently required from: Maulik V Vaghela, Sugnan Prabhu S, Subrata Banik, Patrick Rudolph.
Tim Wawrzynczak has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/59665 )

Change subject: drivers/intel/usb4/retimer: Add function to correct EC port mapping
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Patch Set 6:

(2 comments)

File src/drivers/intel/usb4/retimer/retimer.h:

https://review.coreboot.org/c/coreboot/+/59665/comment/f1a2c2c9_aa75a14b 
PS5, Line 42: map_physical_port_to_ec_port
I think keeping `retimer` in the name here is probably a good idea, just for context. I know it's already long... but WDYT about `retimer_get_index_for_type_c(uint8_t typec_port)`;

https://review.coreboot.org/c/coreboot/+/59665/comment/e624124d_a8aea3e5 
PS5, Line 42: usb_port
since this really represents the Type-C ports, would naming this `typec_port` be more descriptive?