book.toml: add gnu.org to linkcheck exclusions

classabbyamp · classabbyamp · commit b6e1f9508795 · 2026-01-12T01:29:48.000-05:00
diff --git a/book.toml b/book.toml
@@ -75,5 +75,6 @@ exclude = [
 	'canonical\.com',
 	'freedesktop\.org',
 	'libressl\.org',
+	'gnu\.org',
 ]
 user-agent = "Mozilla/5.0"
