Fix reference URL

kevanstannard · kevanstannard · commit c52b45611c6b · 2021-05-03T20:51:48.000+10:00
diff --git a/misc_docs/syntax/language_include.mdx b/misc_docs/syntax/language_include.mdx
@@ -96,5 +96,4 @@ var Message = {
 ### References
 
 * [Extending modules](/docs/manual/latest/module#extending-modules)
-* [Extending module signatures](/module#extending-module-signatures)
-
+* [Extending module signatures](/docs/manual/latest/module#extending-module-signatures)
