Add missing link dep for windows build

Author: ochafik

tests/CMakeLists.txt

@@ -134,6 +134,7 @@ llama_target_and_test(test-chat-template.cpp)
 llama_target_and_test(test-gguf.cpp)
 llama_target_and_test(test-backend-ops.cpp)
 llama_target_and_test(test-chat-handler.cpp)
+target_link_libraries(test-chat-handler PRIVATE llama)
 
 llama_target_and_test(test-model-load-cancel.cpp  LABEL "model")
 llama_target_and_test(test-autorelease.cpp        LABEL "model")