[nrf toup] config: nrfconnect: chip-module: Remoe child/parent support

Removes support for child/parent images

Signed-off-by: Jamie McCrae <jamie.mccrae@nordicsemi.no>

Author: nordicjm

config/nrfconnect/chip-module/CMakeLists.txt

@@ -267,17 +267,6 @@ if (CONFIG_CHIP_LIB_SHELL)
     )
 endif()
 
-# ==============================================================================
-# Define 'chip-ota-image' target for building CHIP OTA image
-# ==============================================================================
-
-if (CONFIG_CHIP_OTA_IMAGE_BUILD AND NOT SYSBUILD)
-    chip_ota_image(chip-ota-image
-        INPUT_FILES ${PROJECT_BINARY_DIR}/dfu_multi_image.bin
-        OUTPUT_FILE ${PROJECT_BINARY_DIR}/${CONFIG_CHIP_OTA_IMAGE_FILE_NAME}
-    )
-endif()
-
 # ==============================================================================
 # Define 'factory_data' target for generating a factory data partition
 # ==============================================================================

config/nrfconnect/chip-module/Kconfig

@@ -131,13 +131,6 @@ config CHIP_OTA_REQUESTOR_REBOOT_ON_APPLY
 	  to swap the old and the new firmware images. The reboot happens only when
 	  a user consents to apply the firmware update.
 
-# See config/zephyr/Kconfig for full definition
-config CHIP_OTA_IMAGE_BUILD
-	bool
-	default y if CHIP_OTA_REQUESTOR
-	depends on SIGN_IMAGES
-	select DFU_MULTI_IMAGE_PACKAGE_BUILD
-
 config CHIP_EXAMPLE_DEVICE_INFO_PROVIDER
 	bool "Include default device information provider build"
 	default y