ci: Fix ARCVM workflow to adapt to the change of kernel/Makefile (#1906)

Probably fixes #1655, likely related

Signed-off-by: supechicken <[email protected]>

.github/workflows/build-kernel-arcvm.yml

@@ -82,7 +82,7 @@ jobs:
           SUBLEVEL=$(grep -E '^SUBLEVEL = ' Makefile | awk '{print $3}')
           echo "ChromeOS ARCVM Linux kernel version: $VERSION.$PATCHLEVEL.$SUBLEVEL"
           echo "version=$VERSION.$PATCHLEVEL.$SUBLEVEL" >> $GITHUB_ENV
-          
+
       - name: Setup KernelSU
         working-directory: kernel
         run: |
@@ -94,7 +94,9 @@ jobs:
 
           echo "[+] Add KernelSU driver to Makefile"
           DRIVER_MAKEFILE=$KERNEL_ROOT/drivers/Makefile
-          grep -q "kernelsu" $DRIVER_MAKEFILE || echo "obj-y += kernelsu/" >> $DRIVER_MAKEFILE
+          DRIVER_KCONFIG=$KERNEL_ROOT/drivers/Kconfig
+          grep -q "kernelsu" "$DRIVER_MAKEFILE" || printf "\nobj-\$(CONFIG_KSU) += kernelsu/\n" >> "$DRIVER_MAKEFILE"
+          grep -q "kernelsu" "$DRIVER_KCONFIG" || sed -i "/endmenu/i\\source \"drivers/kernelsu/Kconfig\"" "$DRIVER_KCONFIG"
 
           echo "[+] Apply KernelSU patches"
           cd $KERNEL_ROOT && git apply $GITHUB_WORKSPACE/KernelSU/.github/patches/5.10/*.patch || echo "[-] No patch found"