Roll third_party/zlib/ 8c79b6c8d..ddebad26c (2 commits)

https://chromium.googlesource.com/chromium/src/third_party/zlib.git/+log/8c79b6c8db8b..ddebad26cfad

Created with:
  roll-dep third_party/zlib

TBR=dsinclair@chromium.org

Change-Id: I2285d0e31d5c74771d873660204d64fe1eae03a2
Reviewed-on: https://pdfium-review.googlesource.com/c/pdfium/+/61230
Reviewed-by: Lei Zhang <thestig@chromium.org>
Commit-Queue: Lei Zhang <thestig@chromium.org>
diff --git a/DEPS b/DEPS
index 409cde1..d1252ba 100644
--- a/DEPS
+++ b/DEPS
@@ -33,7 +33,7 @@
   'trace_event_revision': '5e4fce17a9d2439c44a7b57ceecef6df9287ec2f',
   'v8_revision': '9ddd0c4c1893034fb78a159143eb61fa761f33de',
   'yasm_source_revision': '720b70524a4424b15fc57e82263568c8ba0496ad',
-  'zlib_revision': '8c79b6c8db8bafc9cf5db82f2aad649a86947345',
+  'zlib_revision': 'ddebad26cfadeb4ecdfe3da8beb396a85cf90c91',
 }
 
 deps = {