fixup! Migrate workflows to Blacksmith

Author: fhunleth

.github/workflows/ci.yml

@@ -42,6 +42,8 @@ jobs:
       - name: Set up tty0tty
         if: runner.os == 'Linux'
         run: |
+          sudo apt-get update
+          sudo apt-get install -y linux-headers-$(uname -r)
           cd tty0tty/module
           make
           sudo cp tty0tty.ko /lib/modules/$(uname -r)/kernel/drivers/misc/