[KVCache][BugFix] Fix cache_controller_v1 kv_cache_quant_type dtype and null value_cache_shape crash#7757

Jiang-Jia-Jun merged 4 commits into

PaddlePaddle:developPaddlePaddle/FastDeploy:developfrom

kevincheng2:fix/cache-controller-v1-kv-quant-dtypekevincheng2/FastDeploy:fix/cache-controller-v1-kv-quant-dtypeCopy head branch name to clipboard