i2c: meson: allow build with COMPILE_TEST

This driver should be buildable with COMPILE_TEST so
add this to the dependency for it.

Signed-off-by: Ben Dooks <ben.dooks@codethink.co.uk>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index b4b6cb0..4cefc66 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -638,7 +638,7 @@
 
 config I2C_MESON
 	tristate "Amlogic Meson I2C controller"
-	depends on ARCH_MESON
+	depends on ARCH_MESON || COMPILE_TEST
 	help
 	  If you say yes to this option, support will be included for the
 	  I2C interface on the Amlogic Meson family of SoCs.