i2c-tools: depend on BUSYBOX_SHOW_OTHERS

As of version 1.25.0 busybox by default includes a nearly complete
implementation of i2c-tools. Hide the upstream version unless the
BR2_PACKAGE_BUSYBOX_SHOW_OTHERS option is selected.

Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/i2c-tools/Config.in

@@ -1,5 +1,6 @@
 config BR2_PACKAGE_I2C_TOOLS
 	bool "i2c-tools"
+	depends on BR2_PACKAGE_BUSYBOX_SHOW_OTHERS
 	help
 	  Heterogeneous set of I2C tools for Linux