Resolve dependency issue

CMakeLists.txt

diff --git a/CMakeLists.txt b/CMakeLists.txt
index 868599b..2bf2f2f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -983,6 +983,8 @@
 endif()
 
 if(CONFIG_ML_PART_SPLIT AND CONFIG_AV1_ENCODER)
+  add_dependencies(aom cnpy)
+  target_link_libraries(aom PRIVATE cnpy)
   if(ENABLE_EXAMPLES OR ENABLE_TOOLS)
     foreach(aom_app ${AOM_APP_TARGETS})
       add_dependencies(${aom_app} cnpy)

third_party/cnpy/CMakeLists.txt

diff --git a/third_party/cnpy/CMakeLists.txt b/third_party/cnpy/CMakeLists.txt
index d56e666..c9e6fce 100644
--- a/third_party/cnpy/CMakeLists.txt
+++ b/third_party/cnpy/CMakeLists.txt
@@ -11,3 +11,4 @@
 include_directories(${ZLIB_INCLUDE_DIRS})
 
 add_library(cnpy STATIC "cnpy.cpp")
+target_link_libraries(cnpy PRIVATE ${ZLIB_LIBRARIES})