Add touchscreen driver to defconfig

Change-Id: I48dd2f3b0d96e6e0e58efd09ffb7f911fb9c5273
diff --git a/debian/defconfig b/debian/defconfig
index c88e38a..cd4fc6a 100644
--- a/debian/defconfig
+++ b/debian/defconfig
@@ -88,3 +88,5 @@
 CONFIG_USB_USB5744=m
 CONFIG_I2C_MUX=y
 CONFIG_I2C_MUX_PCA954x=m
+CONFIG_INPUT_TOUCHSCREEN=y
+CONFIG_TOUCHSCREEN_SEC_TS_1223=m