soc: qcom: dcc_v2: Fix slab-out-of-bounds issue in dcc driver

The link list number should use nr_link_list of driver data instead
of DCC_MAX_LINK_LIST.

Change-Id: Iaf42c4e6ee6ea29bf8b4bea6ffb64a4b2354fcfd
Signed-off-by: Mao Jinlong <quic_jinlmao@quicinc.com>