Use libgtest_prod_headers. am: 03abb6e4e1 am: 7914b08513 am: 469fd84380 am: a995a52802

Original change: https://android-review.googlesource.com/c/platform/system/libziparchive/+/1682059

Change-Id: Ice0c598a7469a866693ebcc9407a960cda0dc2fa