chore(codebook): add ethtool and sysfs to spell-check dictionary

Add technical terms to allowed words list.

Signed-off-by: Daniel Noland <[email protected]>

Author: daniel-noland

codebook.toml

@@ -20,6 +20,7 @@ words = [
     "efa",
     "eprintln",
     "errno",
+    "ethtool",
     "ffff",
     "fredi",
     "frr",
@@ -85,6 +86,7 @@ words = [
     "smt",
     "subdevice",
     "subvendor",
+    "sysfs",
     "tailroom",
     "tctl",
     "tdebug",