Fix "modpost not foud" error since error in rust coreutils uutils/coreutils#8924

Author: iav

lib/functions/compilation/kernel-debs.sh

@@ -538,7 +538,7 @@ function kernel_package_callback_linux_headers() {
 			make ARCH="${SRC_ARCH}" -j\$NCPU scripts
 
 			echo "Compiling kernel-headers scripts/mod (${kernel_version_family}) using \$NCPU CPUs - please wait ..."
-			make ARCH="${SRC_ARCH}" -j\$NCPU M=scripts/mod/
+			make ARCH="${SRC_ARCH}" -j\$NCPU M=scripts/mod
 
 			echo "Compiling resolve_btfids tools for assigning stable BTF type IDs to kernel symbols"
 			make ARCH="${SRC_ARCH}" -j\$NCPU tools/bpf/resolve_btfids