dwc3: uncondinationally enable Host IN Auto Retry

Enable dwc3's auto retry feature. For IN transfers with crc errors
or internal overruns this will make the host reply with a
non-terminating retry ACK. I believe the hope was to improve
reliability after seeing occasional hiccups.

Obtained from: an old debugging patch
Reviewed by: mw
Differential Revision: https://reviews.freebsd.org/D35698

(cherry picked from commit cec0a5ec6b1074d253a7ba30226d1f99e0c18d4e)