Roll Zlib from 044b44e6deab to 85f05b0835f9 (3 revisions)

https://chromium.googlesource.com/chromium/src/third_party/zlib.git/+log/044b44e6deab..85f05b0835f9

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/zlib-pdfium
Please CC andyphan@google.com,thestig@chromium.org on the revert to ensure that a human
is aware of the problem.

To report a problem with the AutoRoller itself, please file a bug:
https://issues.skia.org/issues/new?component=1389291&template=1850622

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Bug: None
Tbr: andyphan@google.com
Change-Id: I02f7340a4fd2efaf7d7598e4fee2e963fe40837e
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/135950
Bot-Commit: pdfium-autoroll <pdfium-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: pdfium-autoroll <pdfium-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index 7223551..93b8cd9 100644
--- a/DEPS
+++ b/DEPS
@@ -244,7 +244,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling zlib
   # and whatever else without interference from each other.
-  'zlib_revision': '044b44e6deab31fe77f09c948f1c5d870b3a7a31',
+  'zlib_revision': '85f05b0835f934e52772efc308baa80cdd491838',
 }
 
 # Only these hosts are allowed for dependencies in this DEPS file.