bootloader: MCUboot: Replace CONFIG_NRF_BOOT_SIGNATURE_USING_ITS

The commit replaces CONFIG_NRF_BOOT_SIGNATURE_USING_ITS
with CONFIG_NCS_BOOT_SIGNATURE_USING_ITS.

Signed-off-by: Dominik Ermel <[email protected]>
(cherry picked from commit caa716d)

Author: de-nordic

sysbuild/CMakeLists.txt

@@ -299,9 +299,9 @@ function(${SYSBUILD_CURRENT_MODULE_NAME}_pre_cmake)
 
     if(SB_CONFIG_SOC_SERIES_NRF54HX)
       if(SB_CONFIG_MCUBOOT_SIGNATURE_USING_ITS)
-        set_config_bool(mcuboot CONFIG_NRF_BOOT_SIGNATURE_USING_ITS y)
+        set_config_bool(mcuboot CONFIG_NCS_BOOT_SIGNATURE_USING_ITS y)
       else()
-        set_config_bool(mcuboot CONFIG_NRF_BOOT_SIGNATURE_USING_ITS n)
+        set_config_bool(mcuboot CONFIG_NCS_BOOT_SIGNATURE_USING_ITS n)
       endif()
     endif()