CI: Add libdw-dev to debug kernel dependencies for 6.18

Signed-off-by: Ameer Hamza <ahamza@ixsystems.com>

Author: ixhamza

.github/workflows/ci.yml

@@ -35,7 +35,7 @@ jobs:
           sudo apt update
           sudo apt install -y build-essential gawk flex bison openssl dkms \
           libelf-dev libudev-dev libpci-dev libiberty-dev autoconf dwarves \
-          libncurses-dev libssl-dev devscripts debhelper-compat
+          libncurses-dev libssl-dev libdw-dev devscripts debhelper-compat
 
       - name: Generate .config
         run: |