clk: rockchip: export ACLK_VCODEC for RK3036

It is required for the series at [1] to let hantro driver aquire the
clock and set the rate for RK3036 correctly, but I didn't want to
add a patch for yet another subsystem to this series.

[1] https://lore.kernel.org/linux-media/20210525152225.154302-1-knaerzche@gmail.com/Signed-off-by: Alex Bee <knaerzche@gmail.com>
Link: https://lore.kernel.org/r/20210528140736.79686-1-knaerzche@gmail.comSigned-off-by: Heiko Stuebner <heiko@sntech.de>

drivers/clk/rockchip/clk-rk3036.c

@@ -259,7 +259,7 @@ static struct rockchip_clk_branch rk3036_clk_branches[] __initdata = {
 			RK2928_CLKGATE_CON(1), 13, GFLAGS,
 			&rk3036_uart2_fracmux),
 
-	COMPOSITE(0, "aclk_vcodec", mux_pll_src_3plls_p, 0,
+	COMPOSITE(ACLK_VCODEC, "aclk_vcodec", mux_pll_src_3plls_p, 0,
 			RK2928_CLKSEL_CON(32), 14, 2, MFLAGS, 8, 5, DFLAGS,
 			RK2928_CLKGATE_CON(3), 11, GFLAGS),
 	FACTOR_GATE(HCLK_VCODEC, "hclk_vcodec", "aclk_vcodec", 0, 1, 4,