config: arch: amd64: always use x86_64-linux-gnu- for x86 stuff

- it doesn't matter on what it is running, it's always the same compiler

Author: rpardini

config/sources/amd64.conf

@@ -27,10 +27,7 @@ declare -g KERNEL_BUILD_DTBS="no"         # amd64 has no DTBs. that I know of.
 declare -g KERNEL_IMAGE_TYPE="${KERNEL_IMAGE_TYPE:-"bzImage"}"
 declare -g KERNEL_INSTALL_TYPE="${KERNEL_INSTALL_TYPE:-"install"}"
 
-if [[ "$(uname -m)" == "aarch64" ]]; then
-	# Allow building amd64 on aarch64, but using system toolchain only
-	declare -g KERNEL_COMPILER="x86_64-linux-gnu-"
-	declare -g UBOOT_COMPILER='x86_64-linux-gnu-'
-fi
+declare -g KERNEL_COMPILER="x86_64-linux-gnu-"
+declare -g UBOOT_COMPILER='x86_64-linux-gnu-'
 
 true # make sure to exit with 0 status; this protects against shortcircuits etc above.