clk: imx: imx8mn: add sai7_ipg_clk clock settings

Add IMX8MN_CLK_SAI7_IPG clock entry.

Reviewed-by: Peng Fan <peng.fan@nxp.com>
Signed-off-by: Adrian Alonso <adrian.alonso@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/20240607133347.3291040-10-peng.fan@oss.nxp.com


Signed-off-by: Abel Vesa <abel.vesa@linaro.org>