boot: zephyr: ensure LOG_LEVEL resource savings
Let's ensure that random Zephyr changes in logging don't affect
the resource usage in MCUBOOT, by setting LOG_LEVEL_DEFAULT
to 0.
Signed-off-by: Michael Scott <mike@foundries.io>
Signed-off-by: Andrzej Puzdrowski <andrzej.puzdrowski@nordicsemi.no>
diff --git a/boot/zephyr/prj.conf b/boot/zephyr/prj.conf
index 3bc1e02..e4d851c 100644
--- a/boot/zephyr/prj.conf
+++ b/boot/zephyr/prj.conf
@@ -38,3 +38,6 @@
# CONFIG_BT is not set
# CONFIG_BT_CTLR is not set
# CONFIG_I2C is not set
+
+### Ensure Zephyr logging changes don't use more resources
+CONFIG_LOG_DEFAULT_LEVEL=0