Upgrade Zlib to 1.3.1

Zlib 1.2 is incompatible with CMake 4

Author: franzpoeschel

library_builders.sh

@@ -266,7 +266,7 @@ function build_zfp {
 function build_zlib {
     if [ -e zlib-stamp ]; then return; fi
 
-    ZLIB_VERSION="1.2.13"
+    ZLIB_VERSION="1.3.1"
 
     curl -sLO https://zlib.net/fossils/zlib-$ZLIB_VERSION.tar.gz
     file zlib*.tar.gz