UGREEN USB to RS-232 corrected patch

Index: uplcom.c === RCS file: /cvs/src/sys/dev/usb/uplcom.c,v retrieving revision 1.77 diff -u -p -u -p -r1.77 uplcom.c --- uplcom.c27 Jan 2021 17:28:19 - 1.77 +++ uplcom.c19 Jun 2021 19:25:50 - @@ -162,6 +162,7 @@

Support for UGREEN USB to RS-232 (Prolific PL2303)

I made this patch with the help of pardis at IRC. This gives support for UGREEN USB to Serial RS-232 based on Prolific PL2303. Index: uplcom.c === RCS file: /cvs/src/sys/dev/usb/uplcom.c,v retrieving revision 1.77 diff -u -p -u -p -r