chatml-function-callling not adding tool description to the prompt.

[undo76]

Tool description is missing in chatml-funcion-calling prompt format.

llama-cpp-python/llama_cpp/llama_chat_format.py

Lines 3417 to 3421 in 803924b

	"\n\nYou have access to the following functions:\n"
	"{% for tool in tools %}"
	"\nfunctions.{{ tool.function.name }}:\n"
	"{{ tool.function.parameters | tojson }}"
	"\n{% endfor %}"