Change in coreboot[master]: amdfwtool: Clear struct match before regular expression matching

[Raul Rangel (Code Review)]

Attention is currently required from: Bao Zheng, Jason Glenesk, Marshall Dawson, Zheng Bao, Nikolai Vyssotski, Rob Barnes, Karthik Ramasubramanian, Karthikeyan Ramasubramanian, Felix Held.
Raul Rangel has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/62482 )

Change subject: amdfwtool: Clear struct match before regular expression matching
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Patch Set 4:

(1 comment)

File util/amdfwtool/data_parse.c:

https://review.coreboot.org/c/coreboot/+/62482/comment/28444244_1a7276df 
PS4, Line 432: match
Can you change the function signature to `regmatch_t match[N_MATCHES]`.