drivers: clk: sifive: fu740-prci: replace 'pciaux' with 'pcieaux'

Replace 'pciaux' with 'pcieaux', including name string and function
prefix. The old name string, 'pciaux', might cause an error if PCIe
driver is changed to use clk_get_by_name() with 'pcieaux' to get
clock.

Signed-off-by: Green Wan <green.wan@sifive.com>
Reviewed-by: Leo Yu-Chi Liang <ycliang@andestech.com>
1 file changed