Include a driver that needs IIO_TRIGGERED_BUFFER

- IIO_TRIGGERED_BUFFER can't be directly enabled by defconfig, so
include a driver that selects it.

b/132141820

Change-Id: I9e10c0175f05bea5511d1bcf1897b5925157f7b3
diff --git a/debian/defconfig b/debian/defconfig
index a5131f1..0233b19 100644
--- a/debian/defconfig
+++ b/debian/defconfig
@@ -156,7 +156,7 @@
 CONFIG_IIO=m
 CONFIG_IIO_BUFFER=y
 CONFIG_IIO_TRIGGER=y
-CONFIG_IIO_TRIGGERED_BUFFER=m
+CONFIG_TI_ADS1015=m
 
 CONFIG_GPIO_PI4IOE5V6408=m
 CONFIG_TPU_AKIRA=m