[nrf noup] boot: zephyr: disable boot banner in minimal config

nrf-squash! [nrf noup] zephyr: add 'minimal' configuration files

The boot banner caused enabling of CONFIG_PRINTK

Signed-off-by: Artur Hadasz <[email protected]>

Author: ahasztag

boot/zephyr/prj_minimal.conf

@@ -21,6 +21,7 @@ CONFIG_BOOT_UPGRADE_ONLY=n
 CONFIG_BOOT_USE_MIN_PARTITION_SIZE=y
 CONFIG_ASSERT=n
 CONFIG_BOOT_BANNER=n
+CONFIG_NCS_BOOT_BANNER=n
 CONFIG_CLOCK_CONTROL=n
 CONFIG_CONSOLE=n
 CONFIG_CONSOLE_HANDLER=n