clk: imx: imx8qxp: correct the enet clocks for i.MX8DXL

The SC_PM_CLK_MISC0 clock is not available for the resources of ENET0/1 on
i.MX8DXL. Using the clock device compatible string to identify the platform
and only initialize the enetX_rgmii_rx_clk clock for non i.MX8DXL platform.

Signed-off-by: Shenwei Wang <shenwei.wang@nxp.com>
Reviewed-by: Ranjani Vaidyanathan <ranjani.vaidyanathan@nxp.com>
Reviewed-by: Jacky Bai <ping.bai@nxp.com>
Acked-by: Jason Liu <jason.hui.liu@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Abel Vesa <abel.vesa@linaro.org>
Link: https://lore.kernel.org/r/20230912-imx8-clk-v1-v1-3-69a34bcfcae1@nxp.com
Signed-off-by: Abel Vesa <abel.vesa@linaro.org>