clk: mediatek: mt8516: Allow building clock drivers as modules

Now that all MT8516 drivers have been converted to platform driver,
change the configuration options to tristate.
Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Reviewed-by: Chen-Yu Tsai <wenst@chromium.org>
Link: https://lore.kernel.org/r/20230306140543.1813621-31-angelogioacchino.delregno@collabora.comSigned-off-by: Stephen Boyd <sboyd@kernel.org>

drivers/clk/mediatek/Kconfig

@@ -743,7 +743,7 @@ config COMMON_CLK_MT8365_VENC
 	  This driver supports MediaTek MT8365 venc clocks.
 
 config COMMON_CLK_MT8516
-	bool "Clock driver for MediaTek MT8516"
+	tristate "Clock driver for MediaTek MT8516"
 	depends on ARCH_MEDIATEK || COMPILE_TEST
 	select COMMON_CLK_MEDIATEK
 	default ARCH_MEDIATEK
@@ -751,7 +751,7 @@ config COMMON_CLK_MT8516
 	  This driver supports MediaTek MT8516 clocks.
 
 config COMMON_CLK_MT8516_AUDSYS
-	bool "Clock driver for MediaTek MT8516 audsys"
+	tristate "Clock driver for MediaTek MT8516 audsys"
 	depends on COMMON_CLK_MT8516
 	help
 	  This driver supports MediaTek MT8516 audsys clocks.