[zlib][fuzzer] Use relative path for dependency header

Small cleanup, should allow to build inflate_with_header_fuzzer outside
of a Chromium checkout. AOSP request.

Bug: 1431454
Change-Id: If7156e9b04df010bf99771d26a183fb00c612572
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4409440
Reviewed-by: Chris Blume <cblume@chromium.org>
Commit-Queue: Adenilson Cavalcanti <cavalcantii@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1128454}
NOKEYCHECK=True
GitOrigin-RevId: b2a3373fc39a211ecabdd12dce73bc6d78b78173
1 file changed