drivers: clk_ctrl: npcx: fixed 'line length exceeds 80 columns' warning.

Fixed 'line length exceeds 80 columns' warning by shortening the clock
controller device name from NPCX_CLOCK_CONTROL_NAME to
NPCX_CLK_CTRL_NAME.

Signed-off-by: Mulin Chao <MLChao@nuvoton.com>
3 files changed