ZipUtils: Fix wrong timestamps when getEntryInfo

"tm_mon" format should align with "ZipEntry::setModWhen" in aapt.
"tm_isdst" should be initialized, or it will because random value
and cause error in function mktime().

BUG:28021145

(cherry picked from commit bb0eb3f4cb33c077b296a18555a9a1a966ff696b)

Change-Id: Ia39cf63fcd4bb39c24af080562960279106f526c
2 files changed