clk: rockchip: drop MODULE_ALIAS from rk3399 clock controller

As suggested by Stephen during the rk3568 clock review, the MOUDLE_ALIAS
doesn't serve any meaningful purpose, so drop it from the rk3399 as well.
Suggested-by: Stephen Boyd <sboyd@kernel.org>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Reviewed-by: Stephen Boyd <sboyd@kernel.org>
Link: https://lore.kernel.org/r/20210315112502.343699-2-heiko@sntech.de

drivers/clk/rockchip/clk-rk3399.c

@@ -1657,4 +1657,3 @@ builtin_platform_driver_probe(clk_rk3399_driver, clk_rk3399_probe);
 
 MODULE_DESCRIPTION("Rockchip RK3399 Clock Driver");
 MODULE_LICENSE("GPL");
-MODULE_ALIAS("platform:clk-rk3399");