ziparchive.c: Add missing free to za_read_entry() when there is an unexpected end of the zip file.
ziparchive.c: Add missing free to za_read_entry() when there is an unexpected end of the zip file.

stcorp/coda,stcorp/coda,stcorp/coda,stcorp/coda,stcorp/coda,stcorp/coda,stcorp/coda