oniro-linux-blueprint-vending-machine.conf: Use append for KERNEL_MODULE_AUTOLOAD

In this way we avoid overriding existing entries.

Signed-off-by: Andrei Gherzan <andrei.gherzan@huawei.com>

meta-oniro-blueprints/conf/distro/oniro-linux-blueprint-vending-machine.conf

@@ -33,8 +33,8 @@ WESTON_IDLE_TIME = "0"
 # I2C support
 # See Hardware setup for more details.
 ENABLE_I2C_rpi = "1"
-KERNEL_MODULE_AUTOLOAD_rpi += "i2c-dev i2c-bcm2708"
-KERNEL_MODULE_AUTOLOAD_seco-intel-b68 += "i2c-dev"
+KERNEL_MODULE_AUTOLOAD_append_rpi = " i2c-dev i2c-bcm2708"
+KERNEL_MODULE_AUTOLOAD_append_seco-intel-b68 = " i2c-dev"
 
 VC4DTBO_raspberrypi4-64 = "vc4-kms-v3d"
 GPU_MEM_raspberrypi4-64 = "128"