pythongh-111239: Update Windows build to use zlib 1.3.1 (pythonGH-114877

)

(cherry picked from commit 618d725)

Co-authored-by: Zachary Ware <zach@python.org>

Misc/NEWS.d/next/Windows/2024-02-01-14-35-05.gh-issue-111239.SO7SUF.rst

@@ -0,0 +1 @@
+Update Windows builds to use zlib v1.3.1.

PCbuild/get_externals.bat

@@ -59,7 +59,7 @@ if NOT "%IncludeTkinterSrc%"=="false" set libraries=%libraries% tcl-core-8.6.13.
 if NOT "%IncludeTkinterSrc%"=="false" set libraries=%libraries% tk-8.6.13.0
 if NOT "%IncludeTkinterSrc%"=="false" set libraries=%libraries% tix-8.4.3.6
 set libraries=%libraries%                                       xz-5.2.5
-set libraries=%libraries%                                       zlib-1.2.13
+set libraries=%libraries%                                       zlib-1.3.1
 
 for %%e in (%libraries%) do (
     if exist "%EXTERNALS_DIR%\%%e" (

PCbuild/python.props

@@ -78,7 +78,7 @@
     <opensslOutDir Condition="$(opensslOutDir) == ''">$(ExternalsDir)openssl-bin-3.0.13\$(ArchName)\</opensslOutDir>
     <opensslIncludeDir Condition="$(opensslIncludeDir) == ''">$(opensslOutDir)include</opensslIncludeDir>
     <nasmDir Condition="$(nasmDir) == ''">$(ExternalsDir)\nasm-2.11.06\</nasmDir>
-    <zlibDir Condition="$(zlibDir) == ''">$(ExternalsDir)\zlib-1.2.13\</zlibDir>
+    <zlibDir Condition="$(zlibDir) == ''">$(ExternalsDir)\zlib-1.3.1\</zlibDir>
   </PropertyGroup>
 
   <PropertyGroup>